HCA Series Installation Manual
Page 5 of 58
V2.15
1.2 Electrical Specifications
Table 1 - Electrical Specifications
Primary AC
120VAC 50/60 Hz or 240VAC 50/60 Hz
Power supply rating
6.5 Amps @ 24VDC (All Models)
Maximum Battery Charging Current
0.98 Amps @ 22VDC
Maximum Battery Charger Capacity
18 Ah battery (Two 7 Ah batteries fit inside cabinet)
Initiating Device Circuits HCA-2
Alarm Zone 1 & 2
Initiating Device Circuits HCA-4
Alarm Zone 1, 2, 3, & 4
Initiating Device Circuits HCA-8
Alarm Zone 1, 2, 3, 4, 5, 6, 7, & 8
Initiating Wiring Style
Class B (Style B and C)
Normal Initiating Operating Voltage
23VDC, Maximum 25.5VDC, regulated
Short Circuit Initiating Current (per zone)
48mA Maximum
Maximum Initiating Resistance (per zone)
10 ohms
Initiating End-of-Line Resistor
4.7K ohms 1/2W 5%, 0400-01820
Standby Detector Current (per zone)
4mA maximum
Maximum Detector Count (per zone)
20 detectors
Initiating Cabling Type
18AWG Twisted Shielded pair (14
– 18 AWG)
Detector Base Impedance
430 ohms
Notification Appliance Circuits
4 NACs, Special Application
Maximum NAC Current Rating
2.5 Amp maximum per circuit
Total NAC Signaling Current
6.2 Amps total with 6.5 Amp supply
NAC Wiring Style
Class B (Style Y)
NAC Operating Voltage
24VDC Nominal, 27VDC Maximum
NAC Line Impedance Maximum
1.5 volt line drop maximum
NAC End-of-line Resistor
10.0K ohms 1/2W 5%, 0400-01046 (0400-02590 for releasing application)
NAC Sync Protocols
Continuous On, Gentex, ANSI 3.41 Temporal, March
Trouble Relay rating
3A & 30VDC, 1.0pf
Alarm Relay rating
3A & 30VDC, 1.0pf
Relay 1 (programmable)
3A & 30VDC, 1.0pf
Relay 2 (programmable)
3A & 30VDC, 1.0pf
Relay 3 (programmable)
3A & 30VDC, 1.0pf