6: Bb-17F; Specifications - Fire-Lite Alarms MS-5024 Product Description

Specifications

1.6.6 BB-17F
The BB-17F Battery Box may be used to house two 12 Amp Hour or 18 AMP Hour batteries. The battery box
mounts directly below the control panel cabinet (refer to Figure 2-2 on page 21). The BB-17F is red and is provided
with knockouts.
1.7 Specifications
AC Power - TB1
MS-5024: 120 VAC, 60 Hz, 1.2 amps
MS-5024E: 220/240 VAC, 50 Hz, 0.6 amps
Supervised for AC loss and brownout
2
Wire size: minimum 14 AWG (2.00 mm ) with 600V insulation
Battery (lead acid only) - J1
Maximum charging circuit: Normal Flat Charge - 27.6V @ 0.8 amp
Maximum charger capacity: 17 Amp Hour battery (MS-5024 cabinet holds maximum 7 Amp Hour battery. Larger
batteries require Fire•Lite BB-17F or other UL listed battery cabinet).
Supervised for low and no battery
Initiating Device Circuits - TB2
Detector zones 1, 2, 3, 4 and 5
Power-limited circuitry
Operation: All zones (NFPA Style B), Zone 3 (NFPA Style B or D). Use CAC-5F for Style D operation
Normal operating voltage: 24 VDC (ripple = 100mV maximum)
Alarm current: 26 mA Short circuit current: 42 mA maximum
Maximum loop resistance: 100 ohms
End-of-Line Resistor: 4.7K, ½ watt (P/N 27072 UL listed)
Detector loop current sufficient to ensure operation of one alarmed detector/zone
Standby current: 7.26 mA (includes ELR and 2 mA maximum detector current)
Smoke Detector Identifier A
Refer to Fire•Lite Device Compatibility Document for listed compatible devices
Notification Appliance Circuits - TB5
Nonregulated special purpose power, Style Y supported. Use NACA-2F for Style Z operation
Power-limited circuitry
Operating voltage nominal 24 volts
Current limit: PTC Maximum signaling current/circuit: 1.5 amps (3.0 amps max. for all external devices
End-of-Line Resistor: 4.7K, ½ watt (P/N 71252 UL listed) for Notification Appliance Circuits
Refer to Fire•Lite Device Compatibility Document for listed compatible devices
Programmable Relays - TB4
Contact rating: 2.0 amps @ 30 VDC (resistive), 0.5 amps @ 30 VAC (resistive)
Programmable: Form-C
Four-Wire Smoke Detector Power - TB4, Terminals 3(+) & 4(-)
Maximum ripple voltage: 10 mV Operating voltage: nominal 24 volts
RMS
Up to 300 mA is available for powering 4-wire smoke detectors
Power-limited circuitry Maximum standby current: 50 mA
Refer to Fire•Lite Device Compatibility Document for compatible listed devices
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Document #50066 Rev.D2 12/03/02 P/N 50066:D2