TM204 8 of 56 Issue 1.1
3 Technical Specification
Table 1 - Electrical specifications
ITEM ELECTRICAL RATING COMMENT COMMUNICATION PARAMETERS
Mains supply 230V AC, 50Hz +10% - 15% (100 Watts maximum) Standard European mains connection
Mains supply fuse (4+1, 4+2, 8+2) 1.6 Amp ( F1.6A L250V) Replace only with similar type
Mains supply fuse (8+3, 8+4) T2A L250V.
Replace only with similar type
Power supply rating (4+1, 4+2, 8+2) 3 Amps total including battery charge 28V +/- 2V See section 19 for maximum loading for each
model
Power supply rating (8+3, 8+4) 4 Amps including battery charge 28V +/- 2V See section 19 for maximum loading for each
model
Maximum ripple current 200 mV
Battery type (Yuasa NP) 2 x 12 Volt sealed lead acid in series
Battery charge voltage 27.6VDC nominal (temperature compensated) See chart below Modulated DC
Battery charge current 0.7A maximum - (4+1, 4+2, 8+2)
1,5A maximum - (8+3, 8+4) Modulated DC
Battery fuse 20mm, 3.15A glass (4+1, 4+2, 8+2) models only. Replace only with the same type
Current draw in mains fail condition 4+1 – 130 mA quiescent – 317 mA full alarm
4+2 – 185 mA quiescent – 424 mA full alarm
8+2 – 200 mA quiescent – 764 mA full alarm
8+3 - 255 mA quiescent – 871 mA full alarm
8+4 – 300 mA quiescent – 978 mA full alarm
Full alarm current consumption figure is with
all zones in alarm and all modules activated.
Maximum current draw from batteries 3 Amps (4+1, 4+2, 8+2)
4 Amps (8+3, 8+4) With main power source disconnected
Aux 24V output Fused at 500mA with electronic fuse – 1 per Extinguishing area 200 milliamp maximum continuous load
1
st
and 2
nd
stage Sounder outputs 21 to 28V DC Fused at 1A with electronic fuse 1.0 Amp total load over all circuits Voltage reversing DC
Fault relay contact rating 5 to 30VDC 1A Amp maximum for each Maximum ratings not to be exceeded Volt free changeover contact
Fire relay contact rating 5 to 30VDC 1A Amp maximum for each Maximum ratings not to be exceeded Volt free changeover contact
Local fire relay contact rating 5 to 30VDC 1A Amp maximum for each Maximum ratings not to be exceeded Volt free changeover contact
First stage contact rating 5 to 30VDC 1A Amp maximum for each Maximum ratings not to be exceeded Volt free changeover contact
Second stage contact rating 5 to 30VDC 1A Amp maximum for each Maximum ratings not to be exceeded Volt free changeover contact
Extract contact rating 5 to 30VDC 1A Amp maximum for each Maximum ratings not to be exceeded Volt free changeover contact
Zone quiescent current 0mA minimum, 2mA maximum See tables 2 and 3 for detector types
Terminal capacity 0.5mm
2
to 2.5mm
2
solid or stranded wire
Number of detectors per zone Dependent on type See table 2
Number of sounders per circuit Dependent on type and current consumption See table 4 for sounder types
Detection circuit end of line 6K8 +/- 5% ½Watt resistor Supplied in terminals
Monitored input end of line 6K8 +/- 5% ½Watt resistor Supplied in terminals
Sounder circuit end of line 10K +/- 5% ¼Watt resistor Supplied in terminals
Extinguishing output end of line 1N4004 Diode Supplied in terminals