Kentec Electronics Sigma XT+ - 3 Technical Specification

Man-1112 Sigma XT+_23 Page 8 of 52
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 (K21021,
K21041, K21042, K21081,
K21082)
1.6 Amp ( F1.6A L250V) Replace only with similar type
Mains supply fuse (K21083,
K21084)
F3A 250V TD 20mm Replace only with similar type
Power supply rating (K21021,
K21041, K21042, K21081,
K21082)
3 Amps when battery charging is not required See section 19 for maximum loading for
each model
Power supply rating (K21083,
K21084)
5 Amps when battery charging is not required See section 19 for maximum loading for
each model
Maximum ripple current 1 Volt
Power supply output voltage 19 to 30V DC
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 - (K21021, K21041, K21042, K21081, K21082)
1,25A maximum - (K21083, K21084)
Modulated DC
Imax a 0.85A - K21021, K21041, K21042, K21081, K21082
4A - K21083, K21084
Imax b 3A - K21021, K21041, K21042, K21081, K21082
5A - K21083, K21084
Ri max 1.35R - K21021, K21041, K21042, K21081, K21082
1R - K21083, K21084
Battery fuse 20mm, 3.15A glass (K21021, K21041, K21042, K21081,
K21082) models only.
Replace only with the same type
Current draw in mains fail
condition
K21021- 119 milliamps quiescent – 207 milliamps full alarm
K21041 – 130 milliamps quiescent – 317 milliamps full alarm
K21042 – 185 milliamps quiescent – 424 milliamps full alarm
K21081 – 150 milliamps quiescent – 657 milliamps full alarm
K21082 – 200 milliamps quiescent – 764 milliamps full alarm
K21083 – 255 milliamps quiescent – 871 milliamps full alarm
K21084 – 300 milliamps quiescent – 978 milliamps full alarm
Full alarm current consumption figure is
with all zones in alarm and all modules
activated.
Maximum current draw from
batteries
3 Amps (K21021, K21041, K21042, K21081, K21082)
7 Amps (K21083, K21084)
With main power source disconnected
Aux 24V output (Exting modules) Fused at 500mA with electronic fuse – 1 per extinguishant area 200 milliamp maximum continuous load 19 to 30 VDC
Aux 24V output (detection
module)
Fused at 500mA with electronic fuse 200 milliamp maximum continuous load 19 to 30V DC
1
st
and 2
nd
stage Sounder outputs 18 to 30V 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