
Single zone AOV User Manual
PRODUCT OVERVIEW
12
Approved Document Ref: UI-SZAOV-01 Issue 2.01
Power Supply Specification
– PSM3 - 24 (3 Amp)
Mains supply
10% / -15%
50Hz max current 1.2 Amp
Mains supply fuse
4 Amp (F4A 250V)
Not accessible for servicing.
Internal to switched mode power
unit
Power supply rating
3 Amps total including battery
charging
Maximum load shared = 3 Amp
Power supply output
voltage
22
– 29.5VDC
Set for batt charge O/P - 29V
Maximum ripple voltage
120mV p-p
Min current supplied by
PSU (Imin)
40mA
Maximum continuous
load for battery standby
ImaxA:
70mA
ImaxB:
2 Amp
Battery size and type
2 x 7Ah 12volt VRLA Yuasa
NP range
Batteries shall comply to BS 62368-1
requirements. Fire rated batteries shall
be used.
Battery charging voltage
27.3VDC nominal
Battery charging output
current
700mA Current limited
Max current drawn from
batteries
3 Amps. Battery fuse 5A HBC
20mm
Battery high impedance
fault (Batt Hi Z)
Resistance > 1 Ohm
1-hour reporting time
Содержание SZAOV
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