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11.0
Appendix D - Specifications And
Features
11.1
MR-401 Fire Alarm Control Panel
Table 20 lists specifications for the MR-401 panel:
Table 20 MR-401 Specifications
MR-401 Fire Alarm Control Panel
General
Digital signal processor based design, fully configurable from front panel with
password protection
Electrical ratings
AC line voltage
120VAC 60Hz/240VAC 50Hz, 10A slow blow fuse on
secondary of transformer
Power supply
rating
29VAC 10A maximum (secondary of transformer)
120VAC 60Hz 3.1Amp (maximum primary of transformer)
240VAC 50Hz 1.57Amp (maximum primary of transformer)
Total load
not to exceed 10A at 24VDC
Battery
Type
24VDC Gel Cell/Sealed lead acid – 10AH to 42AH
Charging capability
10AH to 42AH
Charging current
3A maximum
Protection
20A slow blow micro fuse built into WX-058 battery cable,
field replaceable
Standby current
rating at full load
1.25A
Addressable loops
MGC Protocol with one or three loops with 240 addressable sensors and
addressable modules per loop. Maximum loop resistance depends on number of
devices and device type. For a complete list of compatible devices see LT-
1023SEC Compatible Devices Guide.
Power Limited
/
24V DC / 350mA alarm maximum / 0.5
μ
F
Power Limited / 24V DC / 280mA normal standby maximum / 0.5
μ
F
NAC Circuits
4 supervised Class B NAC circuits, configured as strobes or audibles. Terminals
are labelled as “NAC 1”, “NAC 2”, “NAC 3” and “NAC 4”.
Rating
Power limited / Regulated 24V FWR / 1.5A @ 49C per
circuit
Max power allowed
Total 6.0A
1.5A per circuit
Aux supply 1
Power limited / 24VDC regulated / 500mA max
Aux supply 2
Resettable Power limited / 24VDC regulated / 300mA max
Use this supply for MIX-4042.
Summary of Contents for MR-401
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