Gas Solenoid valves SG20R02NT6L1D replace Krom VG20

replace Krom VG20 series gas solenoid valve

SG Solenoid valves for gas  

Gas safety valve, class A,
in accordance with EN 161
Operating pressures:
0 – 2 00 mbar, 0 – 360 mbar,
Long life
Internationally approved
Robust
Fast opening or
slow opening
with adjustable initial opening
Flow rate adjustable
Suitable for cycle operation.

Application

 For the protection, regulation and control of the air and gas supply to gas burners and gas devices.

 Technical Description
Safety valve with spring-loaded valve disc,closed when deenergized.
Valve housing: AlSi.
Internal thread: Rp in acc. with ISO 7-1.
Flange: ISO 7005
(DN 65 acc. to DIN 2501 c), PN 16
Valve disc seal: Perbunan
Type of gas: town gas, natural gas,liquid gas (gaseous) and air
Max. operating pressure: see table specifications
Flow rate:see diagram or table specifications
Opening time:
VG..N: fast opening ≤0.5 s
VG..L: slow opening approx. 10 s
Closing time VG..N, VG..L: ≤1 s
Switching frequency: arbitrary
Ambient temperature: -20 °C to +60°C
Protection: IP 54 acc. to IEC 529 Power
factor of solenoid coil: cos φ = 1
Coil insulation:
insulating material class F
22 0/240 V +10/-15 %; 50/60 Hz
The prevailing a.c. voltage is lead to the solenoid
coil via a protective circuit rectifier.
Duty cycle: 100 % EC
Fuse: max. 6.3 A anti-surge

Fitting
When fitting the valve to the pipework, do not use the solenoid as a lever, always use a suitable spanner.