Maximum Current Draw
The maximum current draw of the Sigma A-CP Fire Control Panel cannot exceed 5.18 A.
Outputs of the fire control panel can be loaded with combinations of currents as long as the total
does not exceed 4.5 A.
All calculations of maximum current draw must include the 620 mA current required to operate the
Sigma A-CP Fire Control Panel while in an alarm condition.
Outputs of the Sigma A-CP Fire Control Panel are listed below:
Outputs
Current Rating
Sigma A-CP Fire Control Panel
680 mA
AUX 24V
500 mA
NAC 1
2.5 A
NAC 2
2.5 A
Rechargeable Battery Circuit
Parameter
Description
Standby-Battery Type
12 VDC, 7 AH or 12 AH, valve-regulated, lead-acid
Standby-Battery Charging
Two standby batteries wired in series
Charge Current
1.7 A maximum
Output Current
4.5 Amps
Battery Fuse
6.3 A, 250 VAC, (.2 x 0.787401)” ((5 x 20) mm)
Battery Charge Voltage
27.6 VDC current limited at 1.7 A maximum
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Содержание Sigma A-CP
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