16 MS-5UD & MS-10UD Series Manual — P/N 52626:C2 1/24/2012
Product Description Specifications
MS-5UD-3E (FLPS-3 Power Supply): 240 VAC, 50 HZ, 0.54 amps
MS-5UD-7E (FLPS-7 Power Supply): 240 VAC, 50 HZ, 2.20 amps
MS-10UD-3E (FLPS-3 Power Supply): 240 VAC, 50 HZ, 0.54 amps
MS-10UD-7E (FLPS-7 Power Supply): 240 VAC, 50 HZ, 2.20 amps
Wire size: minimum #14 AWG (2.0 mm
2
) with 600V insulation
Supervised, nonpower-limited
Battery (sealed lead acid only) - J12
Maximum Charging Circuit - Normal Flat Charge: 27.6 VDC @ 1.4 amp
Supervised, nonpower-limited
Maximum Charger Capacity: 18 Amp Hour battery for MS-5UD-3(E), MS-5UD-7C, MS-10UD-
3(E), and MS-10UD-7C, and 26 Amp Hour battery for MS-5UD-7(E) and MS-10UD-7(E) [two 18
Amp Hour batteries can be housed in FACP cabinet. Larger batteries require a separate battery box
such as the BB-26 or BB-55F and the CHG-75 or CHG-120F Battery Charger.]
Minimum Battery Size: 7 Amp Hour (12 Amp Hour for MS-5UD-7C & MS-10UD-7C)
Initiating Device Circuits - TB4 (and TB6 on MS-10UD only)
Alarm Zones 1 - 5 on TB 4 (MS-5UD and MS-10UD)
Alarm Zones 6 - 10 on TB6 (MS-10UD only)
Supervised and power-limited circuitry
Operation: All zones Style B (Class B)
Normal Operating Voltage: Nominal 20 VDC
Alarm Current: 15 mA minimum
Short Circuit Current: 40 mA max.
Maximum Loop Resistance: 100 ohms (700 ohms per zone for linear heat detection - See
Section 2.3, “Input Circuits” for more information.)
End-of-Line Resistor: 4.7K, 1/2 watt (Part #71252)
Standby Current: 2 mA
Refer to the Fire•Lite Device Compatibility Document for listed compatible devices
Notification Appliance Circuit(s) - TB5 and TB7
Four NACs
Operation: Style Y (Class B)
Special Application power
Supervised and power-limited circuitry
Normal Operating Voltage: Nominal 24 VDC
Maximum Signaling Current: 3.0 amps for MS-5UD-3(E), MS-10UD-3(E) (2.5 amp maximum per
NAC); 7.0 amps for MS-5UD-7(E), MS-10UD-7(E) (3.0 amps maximum per NAC)
End-of-Line Resistor: 4.7K, 1/2 watt (Part #71252)
Refer to the Fire•Lite Device Compatibility Document for compatible listed devices
Form-C Relays - Programmable - TB8
Relay 1 (factory default programmed as Alarm Relay)
Relay 2 (factory default programmed as fail-safe Trouble Relay)
Relay 3 (factory default programmed as Supervisory Relay)
Relay Contact Ratings: 2 amps @ 30 VDC (resistive), 0.5 amps @ 30 VAC (resistive)
Special Application Resettable Power - TB9
Operating Voltage: Nominal 24 VDC
Maximum Available Current: 500 mA - appropriate for powering 4-wire smoke detectors
Power-limited Circuitry
Refer to the Fire•Lite Device Compatibility Document for compatible listed devices
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