• PRODUKTER
  • KROMSCHRÖDER
    • 01 Manual valves and filters
    • 02 Pressure regulators
    • 03 Valves and butterfly valves
    • 04 Pressure switches
    • 05 Combination controls and Moduline
    • 06 Electronic flame detection and control
    • 07 Pilot burners and burners
    • 08 Further ignition- and control devices
    • 09 Thermo-electrical safety devices
    • 11 Accessories
    • 13 Measuring and testing instruments
    • ELSTER-INSTROMET A/S Hemsida
  • HOAF
    • Radiant heaters
    • HOAFS Hemsida
  • GOK
    • Regulatorer
    • GOKS Hemsida
  • GOGAS
    • Radiant heaters
    • GOGAS Hemsida
  • GRUN
    • Taktäckning & Vägbeläggning
  • SYSTEMA
    • Radiant heaters
    • SYSTEMAS Hemsida
  • REZNOR
    • Reservdelar
    • REZNORS Hemsida
  • PYRONICS
    • PYRONICS Hemsida
• INFORMATION
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• HEM

Solenoid relief valves VAN

VAN

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Solenoid relief valves, open when de-energised, for purging excess or leakage gas from tightness control devices, for gas and air,

EC type tested and certified.

DN: 15 to 40/32,

connection: thread,

pe: max. 200 or 1000 mbar,

quick opening, quick closing,

mains voltage: 24 V DC, 120 V AC or 220/240 V AC,

electrical connection: terminals or standard plug with socket,

The following versions are available:

valves with position indicator,

valves for biologically produced methane.

Dokument

Certifakat

Tightness controls TC 1-3

TC 218

TC 318

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Tightness controls for checking two safety valves before or after burner run, with adjustable test period (10 to 60 s) for adjustment to different test volumes, leakage rates and inlet pressures, EC type tested and certified.

TC 1 for combination controls CG,

TC 2 for quick opening single valves,

TC 3 for quick or slow opening single valves.

pe: max. 500 mbar,

mains voltage: 24 V DC,

110/120 V AC or 220/240 V AC.

Dokument

Certifakat

Tightness controls TC 410

TC 410

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Tightness controls for checking two safety valves before or after burner run, with adjustable test period for adjustment to different test volumes, leakage rates and inlet pressures, for quick opening single valves, EC type tested and certified.

TC 410 needs external pressure switch for any inlet pressures and gas types. Max. test period adjustable: 10 to 60 s or 100 to 600 s,

mains voltage: 24 V DC, 110/120 V AC or 220/240 V AC.

Dokument

Certifakat

Butterfly valves BVG, BVA, BVH

BVH, BVHS

BVG, BVA

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Butterfly valves to set the flow rate of gas or air on gas burners, prepared for attachment of a gear motor IC 20/IC 40, for regulation ratios up to 1:10, with angle-of-rotation indicator, BVG: EC type tested and certified.

BVG for gas,

BVA for air,

BVH for hot air to 450 °C

DN: 40 to 150,

for fitting between two flanges,

pe: max. BVG, BVA: 500 mbar,

BVH: 150 mbar.

Dokument

Certifakat

Butterfly valves DKG, DKL, DKR

DKG..V

DKR..F

DKR..H

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Butterfly valves to set the flow rate of gas or air on gas burners, prepared for attachment of a gear motor GT, for regulation ratios up to 1:10, with angle-of-rotation indicator, DKG: EC type tested and certified.

DKG for gas,

DKL for air,

DKR for air and flue gas,

DN: 15 to 500, reduction by one or two nominal diameters possible,

for fitting between two flanges,

pe: max. 300 mbar,

with manual adjustment, with square shaft for mounting a gear motor GT or with free shaft end,

max. medium temperature: 60 to 650°C,

disc with clearance.

Dokument

Certifakat

Pressure regulators with solenoid valve VAD, VAG, VAV

VAD, VAG

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Class A pressure regulator to EN 88 with integrated class A safety valve to EN 161 for safeguarding and control of the gas pressure in gas inlet and burner lines, for gas and air, pe max. 500 mbar, with blue pilot lamp, EC type-tested and certified.
VAD: universal pressure regulator,
VAG: air/gas ratio control for maintaining a constant gas/air ratio of 1:1,
VAV: Variable air/gas ratio control for maintaining a constant gas/air pressure ratio of 3:1,
size: 1 to 3,
DN: 10 to 65,
connection: thread,
mains voltage: 24 V DC, 120 V AC or 230 V AC,
pa: max 100 mbar,
electrical connection: terminals.
The following versions are available:
valves with fitted bypass or pilot gas valve
valves with fitted pressure switches DG../VC.

Dokument

Certifakat

Solenoid valves for gas VAS

VAS + DG../VS

VAS..SR

VAS..NL

VAS..N

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Class A gas safety valves to EN 161, for automatic shut-off, closed when de-energised, for gas and air, pe max. 500 mbar, with blue pilot lamp, with flow rate adjustment, EC type tested and certified.

Size: 1 to 3,

DN: 10 to 65,

connection: thread,

quick opening, quick closing or slow opening, quick closing,

mains voltage: 24 V DC,

120 V AC or 230 V AC,

electrical connection: terminals.

The following versions are available:

valves with position indicator and visual indicator,

valves with fitted bypass or pilot valve

valves with fitted pressure switches DG../VC.

Dokument

Certifakat

Solenoid valves for gas VG

VG..R..L

VG..CPS

VG..R..N

VG..F..N

VG

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Class A gas safety valves to EN 161, for automatic shut-off, closed when de-energised, for gas and air, EC type tested and certified.

DN: 6 to 100,

connection: double-cone olive union, thread or flange,

pe: max. 100, 200, 360, 500, 1000 or 1800 mbar,

quick opening, quick closing or slow opening, quick closing,

mains voltage: 24 V DC,

120 V AC or 220/240 V AC,

electrical connection: terminals or standard plug with socket.

The following versions are available:

low-noise valves, valves with flow adjustment or position indicator, valves for biologically produced methane, valves with Viton seal.

Dokument

Certifakat

Solenoid valves for gas VGP

VGP

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Class A gas safety valves to EN 161,

for automatic shut-off, closed when de-energised, for gas and air, EC type tested and certified.

DN: 10 to 25,

connection: thread,

pe: max. 150 or 200 mbar,

quick opening, quick closing,

mains voltage: 120 V AC or 230 V AC,

electrical connection: rectifier adapter with standard socket or socket with integrated rectifier circuit.

Dokument

Certifakat

Motorised valves for gas VK

VK..R

VK..F

Actuator

VK..F..X

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Hydraulically actuated class A gas safety valves to EN 161, for automatic shut-off, closed when de-energised, for gas and air, also for biologically produced methane, slow opening, quick closing, EC type tested and certified.

VK..Z for two-step operation,

VK..G with GGG 40 housing for steam boilers, open air or landfill systems, VK..H with stronger drives for higher pressures,

VK..X explosion-proof design for zone 1 and 2 hazardous areas,

DN: 40 to 250,

connection: thread or flange,

pe: max. 230 mbar to max. 8 bar,

mains voltage: 100 V AC to 220/240 V AC,

AISi or GGG 40 housing,

electrical connection: terminals or standard plug with socket.

The following versions are available:

valves with flow adjustment, valves with position indicator, valves with holding relay for manual restart, valves with Viton seal.

Dokument

Certifakat

Solenoid-operated butterfly valves for air M..B/BVHM

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Consisting of butterfly valve K and solenoid actuator M for staged control of industrial installations in cold- or hot-air operating mode up to 550°C, with spring-loaded valve disc, with flow adjustment for maximum and minimum flow rate, with position indicator.
DN: 40 to 100,for fitting between two flanges,
pe: max. 130 mbar,
quick opening, quick closing or slow opening, slow closing,
mains voltage: 24 V DC, 120 V AC or 220/240 V AC,
electrical connection: terminals or standard plug with socket.

Dokument

Certifakat

Solenoid valves for air VR

VG..R..N

VG..F..N

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Solenoid valves for air for high/low control, for cold-air operation on industrial burners.

DN: 25 to 100,

connection: thread or flange,

pe: max. 150 mbar,

quick opening, quick closing or slow opening, slow closing,

mains voltage: 24 V DC, 120 V AC or 220/240 V AC,

electrical connection: terminals or standard plug with socket,

with flow adjustment.

The following versions are available:

valves with position indicator,

valves with bypass orifice.

Dokument

Certifakat

Gear motor IC 20, IC 40

IC 20

IC 40

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Reversible gear motor to transmit rotary movements between 0 and 90°, for actuation of gas and air valves, IC 20 with voltage-free limit switches, automatic/manual mode switch-over, position feedback and externally readable position indicator IC 40 for complex applications with programmable functions for flexible adjustment to the process, with statistics and error history to support service personnel.

Operating times:

IC 20: 7.5 to 60 s,

IC 40: can be programmed

mains voltage: 120 to 230 V AC,

torque: 2.5 and 3 Nm,

controlled by

IC 20: three-point-step signal,

IC 40: three-point-step, two step, PLC or continuous signal.

Dokument

Certifakat

Gear motors GT

GT 31

GT 50

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Reversible gear motors to transmit rotary movements between 0 and 90° or 0 and 160°, for actuation of gas and air valves, with voltage-free limit switches, automatic/manual mode switch-over (optional), position feedback and externally readable position indicator.

Operating times: 3.7 to 214 s,

mains voltage: 24 V AC,

110/120 V AC or 220/240 V AC,

torque: 1.2 to 20 Nm,

controlled by three-point-step signal, continuous signal or two-point signal.

Dokument

Certifakat