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15220A/15240A GENERAL SPECIFICATIONS
Normal Operating Ambient Temperature: 68°- 77°F (20°-25°C)
Extreme Ambient Temperature: 32°-120°F (0°-49°C)
up to 3 hours
Extreme Relative Humidity: 85% @ 86°F (30°C)
up to 24 hours
Primary Input Voltage:
15220A / 15240A 120VAC 50/60Hz Nominal
(102-132 VAC)
15220A-240 / 15240A-240 240VAC 50/60Hz Nominal
(204-264 VAC)
Maximum Primary Input Current: 2A.
Secondary and Trouble Power Supply: 24 Volt Battery Set
Maximum Charge Voltage: 27.8VDC
Maximum Charge Current: 1.6A.
Battery Capacity: 6-15 A.H.
Maximum Battery Input Current: 3.2A
Resettable Smoke Detector Power
Power Limited
Voltage Range: 24VDC Nominal
Current Output: Up to 0.3A (limited by
battery capacity)
Maximum Ripple: 1.2V
Initiating Circuits:
Power Limited
Style "B" (class "B")
Standby Voltage Range: 16-28VDC
Maximum Standby Current: 7.6 Ma.
Maximum Standby Detector Current: 3.0 Ma.
Maximum Alarm Current: 36 Ma.
Maximum Ripple: 1.2V
Maximum Wire Loop Resistance: 100 ohms
E.O.L. 3.9K Ohm 1/2 W. Resistor
Signal Circuits:
Power Limited
Style "Y" (Class "B")
Alarm Voltage Range: 24VDC Full Wave (nominal)
Maximum Alarm Current: 2.5A @ 24VDC
Maximum Alarm Ripple: 16V
Maximum Standby Current: 0.47 Ma. per circuit
Maximum Wire Loop Voltage Drop: 1.0VDC
E.O.L. Two 47K Ohm 1/2 W Resistors
LISTED TO UL 864 SEVENTH EDITION FILE #S-405
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