Actuator
SKP15
All of the SKP Series electro-hydraulic actuators can be used in combination with any
VG Series gas valve. This modular approach creates a matrix of valve combinations, allowing
manufacturers to meet varied capacity and pressure regulation requirements with minimal inventory.
• SKP Actuators fit all valve sizes from ½"
to 6"
• Visual stroke position indicator
• Optional proof-of-closure overtravel
switch
• Optional auxiliary position switches
SKP15 actuators provide gas safety shutoff control.
• Safety shut-off control
• Optional NEMA 4 protection
• Quick connect wiring terminals
• Visual position indicator
• Low 13.5 VA power consumption
• Optional Proof-of-Closure (POC)
over-travel switch
• Optional auxiliary switch
The Sensus Model 496 was previously manufactured as the Sensus Model 043-B.
Printable Literature
SKP15 PDF Data sheet
SKP15 CAD Drawing
Actuator
SKP25
TThe SKP25 actuators perform two functions: safety shutoff and gas pressure regulation. The SKP25 eliminates the need for a separately piped pressure regulator.
• Certified as a ventless pressure regulator
• Safety shut-off control and pressure
regulation in one compact unit
• Pressure regulation to 20 PSI outlet
• Optional Proof-of-Closure (POC)
over-travel switch.
• Optional NEMA 4 protection
• Applicable as a 1:1 air/gas ratio control
• Excellent pressure control characteristics
with zero regulator droop.
Printable Literature
SKP25 PDF Data sheet
SKP25 CAD Drawing
Gas Valve Actuators
SKP55 and SKP75
All of the SKP Series electro-hydraulic actuators can be used in combination with any VG Series gas valve. This modular approach creates a matrix of valve combinations, allowing manufacturers to meet varied capacity and pressure regulation requirements with minimal inventory.
• SKP Actuators fit all valve
sizes from ½"to 6"
• Visual stroke position indicator
• Optional proof-of-closure over
travel switch
• Optional auxiliary position switches
SKP55 and SKP75 perform three functions: safety shut-off, pressure regulation, and air/gas ration control. Both eliminate the need for mechanical cams and linkage while improving burner performance.
• Excellent control for recuperative
burners, burners utilizing preheated
combustion air, and variable
orifice/flow regulating burners
• Air/gas ratio maintained even
when air flow is disrupted
• Compensates for variations in
combustion chamber back pressure
• Low-fire, excess-air biasing
adjustment
• Simplified commissioning of burner
and reduced start-up time
• Optimal solution for premix burner
applications
Printable Literature
SKP55 PDF Data sheet
SKP75 PDF Data sheet
SKP55 CAD Drawing
SKP75 CAD Drawing
Double Gas Valve
VGD20
• Double gas valves of class for integration
into gas trains
• Safety shutoff valves conforming to EN
161 in connection with SKP actuators
• Suited for use with gases of gas families
I, III
• Double gas valves in connection with SKP
actuators open slowly and close rapidly
• 2-port valves of the normally closed type
• Sizes 1 ½" DN150
• The double gas valves are designed for
combination with 2 actuators
The double gas valves are used primarily:
• On gas-fired combustion plant
• In gas trains in connection with forced
draft gas burners
• They serve as:
• Shutoff valves (in connection with SKP1
actuators)
• Control valves with shutoff feature (in
connection with SKP2, SKP5 or SKP7
actuators)
All types of double gas valves can be combined with any type of SKP actuator.
Printable Literature
VGD PDF Data sheet
Double Gas Valves
VGD40 and VGD41
• Double gas valves of class A for
integration into gas trains
• Safety shutoff valves conforming to EN
161 in connection with SKP actuators
• Suited for use with gases of gas families
I, III
• Double gas valves in connection with SKP
actuators open slowly and close rapidly
• 2-port valves of the normally closed type
• Sizes 1 ½" DN150
• The double gas valves are designed for
combination with 2 actuators
The double gas valves are used primarily:
• On gas-fired combustion plant
• In gas trains in connection with forced
draft gas burners
• They serve as:
• Shutoff valves (in connection with SKP1
actuators)
• Control valves with shutoff feature (in
connection with SKP2, SKP5 or SKP7
actuators)
All types of double gas valves can be combined with any type of SKP actuator.
Printable Literature
VGD PDF Data sheet
Linkage-less Burner Management System
LMV5
The LMV5 Linkageless Burner Management System sets the standard high - from easy installation, programming and commissioning to reliable, proven control. With the LMV, SCC forges new ground delivering a fully integrated system that is not only easy to install and use, but also provides improved burner performance and efficiency and ensures safe operation.
Printable Literature
QSG Section 01 Overview
QSG Section 02 Mounting
QSG Section 03 Wiring
QSG Section 04 Parameters
QSG Section 05 Troubleshooting
QSG Section 06 O2 Trim
QSG Section 07 Variable Speed Drive
QSG Section 08 Modbus
QSG Section 09 ACS450 Software
Linkage-less Burner Management System
LMV3
The LMV3 Linkageless Burner Management System sets the standard high - from easy installation,
programming and commissioning to reliable, proven control. With the LMV, SCC forges new ground delivering
a fully integrated system that is not only easy to install and use, but also provides improved burner
performance and efficiency and ensures safe operation.
Printable Literature
LMV37 Basic Documentation
LMV36 Basic Documentation
SQM33
OCI
AZL
LMV3 Overview
LMV3 Overview
Download ACS410 Software
Linkage-less Burner Management System
LME7
The SIEMENS LME7 Linkageless Burner Management System is a microprocessor-based burner control with matching system components for the control and supervision of forced draft burners of medium to high capacity.
Printable Literature
LME7 Overview
LME7 Full Technical Specifications
Control Monitors
SQM5
Siemens control motors are highly versatile modulating actuators used for the positioning of flow control valves, butterfly valves, dampers, or any application requiring rotary motion.
The SQM5 is available in a wide range of torque ratings from 90 to 400 in-lbs. and running times of 8 to 50 seconds. A selection of exchangeable circuit boards provide a variety of functions including zero and span adjustment, parallel or master/slave operation, split range control, input signal override and selectable electronic linearization.
• Six easily accessible internal switches
• Auto/manual switch allows easy
adjustments
• Externally visible shaft position indicator
• Highly modulating accuracy/rotational
resolution
• Low hysteresis actuator with double-offset
drive and potentiometer gearing
Printable Literature
SQM5 PDF Data sheet
SQM50 CAD Drawing
Control Motors
SQM4
Siemens control motors are highly versatile modulating actuators used for the positioning of flow control valves, butterfly valves, dampers, or any application requiring rotary motion.
The SQM4 Synchro is an economical modulating actuator, the SQM4 Synchro has versions up to 90 in-lbs, with 12 or 25 second drive times for 90 degrees. Some of the benefits of the SQM4 Synchro actuator include:
• NEMA 4 out of the box - No need for
weather shields
• No restrictions on mounting orientation -
No more elaborate linkages to keep the
shaft horizontal!
• The modulating input version accepts
2-10 Vdc, 4-20 mA or 0-135 ohm control
signals - one motor
Printable Literature
SQM4 PDF Data sheet
Control Motors
SQN7
Siemens control motors are highly versatile modulating actuators used for the positioning of flow control valves, butterfly valves, dampers, or any application requiring rotary motion.
SQN7 control motors are designed to drive gas and air dampers for burners with small to medium capacities.
• Line Voltage floating or proportional
control
• Optional feedback potentiometer
• Up to 22 in-lb torque
• Auxiliary switch
Printable Literature
SQN7 PDF Data sheet
Temperature/Pressure Controller
RWF40
The RWF40 single loop temperature/pressure control accepts a variety of input signals. The floating control option eliminates the need for electronics in control motors, reducing overall component and installation costs.
Product features:
• Three analog and two binary inputs.
• "Auto Tune" PID output control.
• Optional MODBUS interface.
• Dual set point and set point limits.
• Three-level access/locking feature.
• Auto/Manual control feature
Printable Literature
RWF PDF Data sheet
RWF PDF User Manual
RWF40 PDF Hints
RWF40 PDF Modbus Interface
Flame Safeguards
LFL
SCC LFL and LAL burner controls provide burner sequencing and flame monitoring for
the supervision of individual gas, oil, or dual fueled burners. With an incomparable record
for safety and reliability, the economical LFL continues to be one of the most popular, globally
approved flame safeguard controls.
• 24 terminals provide the functionality of
high-priced competitive products
• Built-in flame amplifier for both UV
scanner or flame rod for the LFL
• Various timings available to meet
application requirements
• Globally approved - cULus, FM, CSA, CE
Printable Literature
LFL PDF Data sheet
Valve Proving Control
LDU
The LDU11 gas valve leak test control checks for leakage through the shutoff valves prior to burner start-up and/or immediately after burner shutdown. The cost effective, easy to install LDU11 adds a substantial degree of safety to any combustion system.
• Checks both shutoff valves for leakage
• Improves system safety
• No inlet gas pressure limatations
• Globally approved - cULus, FM, CSA, CE
• Easy-to-read dial indicates progress of test
program
Printable Literature
LDU PDF Data sheet - US
LDU PDF Data sheet - CE
Butterfly Valves
VKF
Butterfly valves designed for fitting between counter-flanges, for integration into gas trains
• Disk with metalically tight shutoff
• DN40, DN2000
• Angle of rotation 85°
• No maintenance required
• Suited for use with air, natural gas, or
other clean gases.
Printable Literature
VKF PDF Data sheet
VKF PDF Data sheet
Gas Pressure Switches
QP
SCC now offers Series QP pressure switches for gas and air pressure supervision on industrial and commercial burner applications. Automatic and manual reset versions, in a wide range of available pressures add to SCC extensive combustion control line.
Printable Literature
QP PDF Data sheet
Flame Detectors
QRA
Flame detectors for use with burner controls from SCC Building Technologies for the supervision of gas or oil flames
Printable Literature
QRA PDF Data sheet
Flame Detectors
QRI
Infrared flame detectors for use with SCC burner controls, for the supervision of gas, oil and other flames that emit infrared light. The QRI are suited for burners of any capacity, either in continuous or intermittent operation.
Printable Literature
QRI PDF Data sheet
Pressure Sensor
7MF
• Pressure sensor with range of 0-15psi
through 0-300psi
• Output options 4-20mA & 0-10v
• High measuring accuracy, 0.25% of full
scale typical
• Aggressive and non-aggressive media
• Measures the pressure of liquids, gasses
and vapor
• Compact design
Printable Literature
7MF PDF Data Sheet
Temperature Sensor
QAE
The 1000 ohm Nickel temperature sensors a room, outside air, duct, or liquid temperature.
Printable Literature
1000 ohm Ni RTD PDF Data Sheet
Valve Proving System for automatic Shutoff Valves
LDU11
The LDU11 valve proving system is designed for use with shutoff valves in connection
with gas burners and gas appliances. In the event of inadmissible leakage,
the system prevents the burner from starting up.
The LDU11 system conforms to the requirements of EN 1643 covering automatic
shutoff valves for use with gas burners and gas appliances to EN 161.
The LDU11 and this Data Sheet are intended for use by OEMs which integrate the
valve proving system in their products.
Printable Literature
LDU11 PDF Data sheet
Burner Controls
LFL1
• For gas, oil or dual-fuel forced draft
burners of medium to high capacity
• For multistage or modulating burners in
intermittent operation
• With checked air damper control
• Flame supervision
• with UV detectors QRA
• and ionization probe
• Control and supervision of forced draft
burners of expanding flame or
interrupted pilot construction
• For medium to high capacity
• For intermittent operation (at least one
controlled shutdown every 24 hours)
• For universal use with multistage or
modulating burners
• For use with dual-fuel burners
• For use with stationary air heaters
Printable Literature
Model 1100 Bulletin (R-1341)
Burner Controls
LFE1
The LFE1 is designed for the fully automatic control and supervision of single-stage, multi-stage or modulating
gas or dual-fuel burners. It is suited for use with expanding flame and interrupted pilot type gas burners.
Flame supervision is ensured by means of an ionization probe or a QRA UV flame detector. Ignition spark proving with a
UV flame detector is also possible.
When used in connection with a gas valve proving system LDU11, the control sequence of the LFE1 can be extended to include automatic
gas valve proving.
All types of burner controls comply with the relevant European standards for gas and oil
burners of any capacity.
The LFE1 can control the following burner plant components:
• fan motor
• flue gas fan
• air damper
• ignition transformer
• 1 to 3 fuel valves
• load controller
• external lockout warning device.
LFL1 PDF Data sheet
Flame Safeguards
LFE10
For supervision of gas flames and luminous or blue-burning oil flames
Supervision in connection with flame detector QRA or ionization probe
Flame safeguards are used primarily in conjunction with LEC1 burner
controls on the following applications:
• Dual-supervision of burners / supervision
of the main flame or of the pilot and
main flame by 2 identical or different
types of flame detectors.
• Supervision of forced draft oil / gas
burners / supervision of the flame with
different types of detectors, depending
on the operating mode.
• Multiflame supervision / plants with
several burners whose flames must be
supervised individually by one or several
detectors, whose startup and
supervision, however, should or must be
carried out centrally and simultaneously
by only 1 burner control.
• The flame safeguards can also be used
in connection with other types of burner
controls provided the given combination
and selected circuitry do not impair the
burner control's safety functions.
• The flame safeguards are also used as
flame indication units in combustion
plant with manual startup
Printable Literature
LxE10 PDF Data sheet
UV Flame Safeguard
LFE50
The DETACTOGYR flame supervision system consists of the UV flame safeguard
LFE50 and the flame detectors QRA50/ QRA51 It is designed for UV supervision
and can therefore be used in connection with oil burners, gas burners and gas / oil
burners. Automatic startup and control of these burners must be ensured with a control
unit LEC1 (refer to Data Sheet N7761). The system is also suited for the supervision
of manually operated burners.
Prerequisite for the use of the DETACTOGYR system is sufficiently high UV radiation
at the flame detector's mounting location.
For combustion plant where heat generation must also be ensured in the event the
flame supervision system fails, active redundancy circuitry can be accomplished by
using 2 DETACTOGYR systems.
Printable Literature
LFE50 PDF Data sheet
Gas Burner Controls
LGA
The LGA are used for the startup and supervision of atmospheric gas burners
of small to medium capacity (without fan) in intermittent operation.
The LGA and this Data Sheet are intended for use by OEMs which integrate the
gas burner controls in their products.
Printable Literature
LGA PDF Data sheet
Burner Controls
LGB
The LGB burner controls are used for the startup and supervision of 1- or 2-stage gas
or gas / oil burners in intermittent operation.
Depending on the type of burner control used, the flame is supervised either by an
ionization probe, a blue-flame detector QRC1 for forced draft gas / oil burners, or a
UV detector QRA (with auxiliary unit AGQ1,A27).
In connection with the respective adapters, the LGB burner controls replace their
predecessor types LFI7 and LFM1
• Automatic forced draft burners for
gaseous fuels to EN 676
• Gas burner controls to EN 298
• Undervoltage detection
• Air pressure supervision with function
check of the air pressure switch during
startup and operation
• Electrical remote reset facility
• LGB41 for use with atmospheric gas
burners
Printable Literature
LGB PDF Data sheet
Gas Burner Controls
LGC22
Gas burner controls for the startup, control and supervision of single-stage atmospheric
gas burners in intermittent operation, with pilot burners = 250 W and
flue gas supervision conforming to EN 297.
Typical field of use:
• Gas-fired heating boilers with or without
d.h.w. heating conforming to EN 297
Flame supervision is accomplished with an ionization probe. The demand for heat is visually indicated (on the top of the unit).
Printable Literature
LGC22 PDF Data sheet
Burner Controls
LGI16
• For use on industrial furnaces
• For burners in continuous operation
• Without fan control and air pressure
supervision
• Flame supervision
• with QRA5, flame detector
• with ionizations probe
• With self-supervising flame signal
amplifier
• Quick startup
• 1-stage operation with interrupted pilot
burner or 2-stage operation
• Common or separate ionization probe
and ignition electrode (single- or
double- electrode operation)
• Automatic restart (repetition) or lockout
after loss of flame during operation
• Indication of program sequence
• Remote reset facility
• Programming mechanism in
plastic housing, plugs into the base
Printable Literature
LGI PDF Data sheet
Burner Controls
LOK16 and LGK16
• With self-checking flame signal amplifier
• For continuously operating multistage or
modulating oil or gas burners of medium
to high capacity
• With air pressure supervision for checked
air damper control.
Printable Literature
LGK PDF Data sheet
Burner Controls
LMG
LMG are designed for the startup and supervision of 1- or 2-stage gas or forced draft
gas / oil burners in intermittent operation. The flame is supervised with an ionization
probe or a UV flame detector QRA. (with ancillary unit AGQ2 A27). LMG21 /
LMG22 in the same housing replace burner controls LGB21 / LGB22 and - with the help of
the relevant adapters - burner controls LFI7 and LFM1.
Printable Literature
LMG PDF Data sheet
Pressure Switches
QPLx5
The pressure switches are used for monitoring gas or air pressures. When the pressure falls below or exceeds the adjusted switching point, the respective electrical circuit will be opened or changes over.
• For the supervision of air or gas pressures
in gas trains of gas-fired equipment
(gas burners)
• The QPLx5 are suitable as pressure
switches for minimum or maximum
pressure
• Adjustable working pressure range up to
500 mbar
• Able for a permanent operation pressure
up to 690 mbar
• Suited for gases of gas families 1, 2 and 3
and other neutral gaseous media
Printable Literature
QPL PDF Data sheet
Flame Detector
QRA
Flame detectors for use with burner controls from SCC Building Technologies for the supervision of gas or oil flames
The flame detectors are used for the supervision of gas flames, yellow- or blue-burning
oil flames and for ignition spark proving.
Printable Literature
QRA4 PDF Data sheet
Flame Detector
QRA4
The flame detector is used for the supervision of gas flames, yellow- or blue-burning oil
flames and for ignition spark proving.
Printable Literature
QRA4 PDF Data sheet
Flame Detector
QRA10
The UV flame detectors are designed for use with Siemens burner controls, for
the supervision of gas or oil flames.
The flame detectors are used for the supervision of gas flames, yellow- or blue-burning
oil flames and for ignition spark proving.
Printable Literature
QRA PDF Data sheet
Flame Detector
QRA53 and QRA55 with clamp
The UV flame detectors are designed for use with Siemens burner controls, for
the supervision of gas or oil flames.
The QRA are intended for use by OEMs which integrate the
flame detectors in their products.
The flame detectors are used for the supervision of gas flames, yellow- or blue-burning
oil flames and for ignition spark proving.
Printable Literature
QRA PDF Data sheet
Photo Resistive
QRB1 A with small flange and clamp
The QRB are designed for the supervision of yellow-burning oil flames in connection
with burner controls type LAL, LME7, LMO, LMV and LOA
They are suited for frontal or lateral (90°) illumination.
The maximum spectral sensitivity of the QRB is about 600 nm, thus giving full consideration
to the maximum level of visible light radiation of yellow-burning oil flames.
Since the QRB also acquires certain parts of the radiation spectrum of other light
sources (boiler room lighting, solar radiation, etc.), the standard regulations regarding
safety in connection with extraneous light still apply.
Printable Literature
QRB PDF Data sheet
Photo Resistive Flame Detectors
QRB1_B with plug
Photo resistive detectors for use with Siemens burner controls, for the supervision of oil flames in the visible light spectrum. The QRB are used primarily in connection with oil burner controls in intermittent operation.
The QRB are designed for the supervision of yellow-burning oil flames in connection
with burner controls type LAL, LME7, LMO, LMV and LOA
They are suited for frontal or lateral (90°) illumination.
The maximum spectral sensitivity of the QRB is about 600 nm, thus giving full consideration
to the maximum level of visible light radiation of yellow-burning oil flames.
Since the QRB also acquires certain parts of the radiation spectrum of other light
sources (boiler room lighting, solar radiation, etc.), the standard regulations regarding
safety in connection with extraneous light still apply.
Printable Literature
QRB PDF Data sheet
Flame Detectors
QRB3 with flange and clamp
The QRB are designed for the supervision of yellow-burning oil flames in connection
with burner controls type LAL, LME7, LMO, LMV and LOA
They are suited for frontal or lateral (90°) illumination.
The maximum spectral sensitivity of the QRB is about 600 nm, thus giving full consideration
to the maximum level of visible light radiation of yellow-burning oil flames.
Since the QRB also acquires certain parts of the radiation spectrum of other light
sources (boiler room lighting, solar radiation, etc.), the standard regulations regarding
safety in connection with extraneous light still apply.
Printable Literature
QRB PDF Data sheet
Blue Flame Detectors
QRC1
Blue-flame detectors for the supervision of blue- or yellow-burning oil or gas flames.
Blue-flame detectors are used primarily in connection with burner controls for
small-capacity burners in intermittent operation.
The QRC1 are intended for use by OEMs which integrate
the flame detectors in their products!
The QRC1 is a compact UV-sensitive blue-flame detector with an integrated preamplifier.
It is designed for frontal and lateral (90°) illumination.
Printable Literature
QRC PDF Data sheet
Selenium Photocell Detectors
RAR
The RAR flame detectors are used for the supervision of yellow-burning oil flames.
They are designed for use with the following types of burner controls: LAL, LAE1,
LOK16 and LAE10
Printable Literature
RAR PDF Data sheet
Gas Valve Actuators
SKP15
All of the SKP Series electro-hydraulic actuators can be used in combination with any VG Series gas valve. This modular approach creates a matrix of valve combinations, allowing manufacturers to meet varied capacity and pressure regulation requirements with minimal inventory.
• SKP Actuators fit all valve
sizes from ½"to 6"
• Visual stroke position indicator
• Optional proof-of-closure over
travel switch
• Optional auxiliary position switches
SKP15 actuators provide gas safety shutoff control.
• Safety shut-off control
• Optional NEMA 4 protection
• Quick connect wiring terminals
• Visual position indicator
• Low 13.5 VA power consumption
• Optional Proof-of-Closure (POC)
over-travel switch
• Optional auxiliary switch
Printable Literature
SKP15 PDF Data sheet
SKP15 CAD Drawing
Actuator for Gas Valves
SKP25-SKL25
The SKP25 operates with a gas pressure governor and controls the gas pressure
according to the setpoint preselected with the setpoint spring or air pressure signal.
Its field of use are primarily forced draft gas burners
• with mechanical air / fuel ratio control
(SKP25.0)
• with electronic air / fuel ratio control
(SKP25.0)
• with 2-stage setpoint changeover
(SKP25.2)
• with zero governor (SKP25.3)
• with constant pressure governor and
electric adjustment of the setpoint spring
(SKP25.7)
The SKL25 actuators are of the same design as the SKP25, but close more slowly
(3 to 6 seconds).
The SKL25 do not conform to the standards for gas applications and, for this reason,
are only suited for use with air.
Printable Literature
SKPx5 PDF Data sheet
Actuator for Gas Valves
SKP55
The SKP55 operates with a differential gas pressure governor and controls a differential
gas pressure according to a differential air pressure. The ratio of the differential
pressures is 1-to-1 and constant across the entire air range.
Its field of use are predominantly:
• combustion plant with combined heat
recovery systems
• plant where pressure conditions in the
burner and combustion chamber do not
change in proportion to load changes
• burners with adjustable air / fuel mixing
devices in the burner head
• plant with negative pressure levels on the
gas or air side
Printable Literature
SKPx5 PDF Data sheet
Actuator
SKP75 High Pressure
• On / Off safety shutoff feature conforming
to EN161 in connection with SKPx5
actuators and gas valves supplied
by Siemens
• Damped opening (rapid closing)
• Very low power consumption
• Suitable for gases of gas families I, III
• Optionally with / without end switch
(factory-set)
• Plug-in connection facility
• Electrical indication of operation
• Stroke indication
• Supplementary Data Sheets (refer to the
Data Sheets on gas and air valves)
Printable Literature
SKPx5 PDF Data sheet
Actuators
SQM1 and SQM2
Reversible electromotoric actuators
• Torques: - SQM1 up to 10 Nm
- SQM2 up to 20 Nm
• Run times: - SQM1, 14, 100 s
- SQM2, 29, 66 s
• Versions: - Clockwise or
counterclockwise
rotation
The SQM and this Data Sheet are intended for use by OEMs which integrate the
actuators in their products!
The reversible actuators of the SQM range are for use in
Printable Literature
SQM 1-2 PDF Data sheet
Actuators
SQN3 and SQN4
The SQN3/ SQN4 actuators are designed for driving gas or air dampers of oil or
gas burners of small to medium capacity, or for load-dependent control of the fuel or
combustion air volume:
• In connection with P-PI or PID controllers,
such as the RWF40
• Directly via the different types of burner
controls, such as LOA, LMO, LMG or LFL
• In connection with 1- or 2-wire control or
3-position controllers
Printable Literature
SQN 3-4 PDF Data sheet
Damper Actuators
SQN9
Reversible electromotoric actuators for air dampers and valves of oil or gas burners
of small to medium capacity.
The SQN9 actuators are designed for driving gas or air dampers of oil or gas burners
of small to medium capacity, for load-dependent control of the fuel and combustion air volume:
• In connection with P-PI or PID controllers, such as the RWF40
• Directly via the different types of burner controls, such as LOA, LMO, LMG, LFL
• In connection with 1- or 2-wire control or 3-position controllers
• Holding torque:
0.8, 2.4 Nm
• Running time:
4, 24 s
• Direction of rotation:
• SQN90
counterclockwise
• SQN91
clockwise
• SQN9
Fixing holes and cable entries
Equivalent to actuators of the same category made by Conectron and Berger
Printable Literature
SQN 9 PDF Data sheet
Gas Valves
VGG
• Single valves of class A for installation
in gas trains
• Safety shutoff valves conforming to
EN161 in connection with SKP actuators
• Suitable for use with gases of gas
families I, III
• Valves in connection with SKP actuators
open slowly and close rapidly
• 2-port valves of the normally closed type
• 1 ½" DN125
• The gas valves are used in connection
with electrohydraulic SKP actuators
• As a control valve in connection with SQX
actuators and an AGA60 adapter (not as
a safety shutoff valve)
• Supplementary Data Sheets on actuators
Printable Literature
VGG PDF Data sheet
Gas Valves
VGF
• Single valves of class A for installation
in gas trains
• Safety shutoff valves conforming to EN161
in connection with SKP actuators
• Suitable for use with gases of gas families
I,III
• Valves in connection with SKP actuators
open slowly and close rapidly
• 2-port valves of the normally closed type
• 1 ½" DN125
• The gas valves are used in connection with
electrohydraulic SKP actuators
• As a control valve in connection with SQX
actuators and an AGA60 adapter (not as
a safety shutoff valve)
• Supplementary Data Sheets on actuators
Printable Literature
Data Sheets
VGF PDF Data sheet
Gas Valves
VGH
• Single valves of class A for installation
in gas trains
• Safety shutoff valves conforming to EN161
in connection with SKP actuators
• Suitable for use with gases of gas families
I,III
• Valves in connection with SKP actuators
open slowly and close rapidly
• 2-port valves of the normally closed type
• 1 ½" DN125
• The gas valves are used in connection with
electrohydraulic SKP actuators
• As a control valve in connection with SQX
actuators and an AGA60 adapter (not as
a safety shutoff valve)
• Supplementary Data Sheets on actuators
Printable Literature
VGH PDF Data sheet
Actuator
SKP15
All of the SKP Series electro-hydraulic actuators can be used in combination with any
VG Series gas valve. This modular approach creates a matrix of valve combinations, allowing
manufacturers to meet varied capacity and pressure regulation requirements with minimal inventory.
• SKP Actuators fit all valve sizes from ½"
to 6"
• Visual stroke position indicator
• Optional proof-of-closure overtravel
switch
• Optional auxiliary position switches
SKP15 actuators provide gas safety shutoff control.
• Safety shut-off control
• Optional NEMA 4 protection
• Quick connect wiring terminals
• Visual position indicator
• Low 13.5 VA power consumption
• Optional Proof-of-Closure (POC)
over-travel switch
• Optional auxiliary switch
The Sensus Model 496 was previously manufactured as the Sensus Model 043-B.
Printable Literature
SKP15 PDF Data sheet
SKP15 CAD Drawing
