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APPENDIX C - WORKING INSTRUCTIONS FOR THE GAS SAFETY SYSTEM
WORKING DIAGRAM
TECHNICAL SPECIFICATIONS
Classification codes according to EN298
A-M-R-V-X-K
Class of protection according to Low Voltage Directive
IP-20
Waiting time / TW
8 s
Safety time / TS
45 s
Inter-waiting time / TWI
120 s
Working temperature
–20°C to +45°C
Nominal working voltage*
12 - 13,8V DC
Resistance to vibration according to
EN60068-2-6:1995
*Functional approved at a voltage variation of +20% through –25%
Thermostat
Spark
Gas valve
Flame detector device
Lock out indication
TW TS
TS TWI TS TWI TS
