General Specifications; Features; Dimensions; Operation - Sea-Fire 131-440 Installation Instructions & Owner's Manual

1

GENERAL SPECIFICATIONS

Operating Voltage: 12 - 32 VDC
Backup Power Supply: 12 - 32 VDC
Power Supply Protection: 3A Fuse
Internal Voltage Protection - 3
diodes
Pressure Switch - 2 normally closed
inputs
Visual Indications - POWER - Green
Buzzer: 85 dB @ 10 cm
Standby Power Consumption
PN: 131-440: 13 VDC, 370 mA
28 VDC, 180 mA
PN: 131-445: 13 VDC, 570 mA
28 VDC, 260 mA
PN: 131-450: 13 VDC, 750 mA
28 VDC, 350 mA
Shutdown (Discharged) Power
Consumption (All three Models)
13 VDC, 100 mA
28 VDC, 100 mA
Enclosure Material: Grey flame
retardant ABS
Flame Rating: UL94-5VA (with
textured cover)
Enclosure Protection level: Ingress
protection 66 (IP66)
Operating Temperature: -7
o o
to 54 C/130 F
Storage Temperature: -7
o o
54 C/130 F
Display Connection: CAT-5 VIA RJ45
Socket
2

OPERATION

The Engine Shutdown Restart unit is a low voltage microcontroller unit designed to
integrate with the Sea-Fire Fire Suppression System to shut down the engine(s),
blower(s), generator(s), damper(s) and other machinery in the protected space
should fire or extreme overheating cause the Sea-Fire automatic Fire Suppression
System to discharge. The engine shutdown will ensure that the fire suppression
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PS1 - Red
PS2 - Red
o o
C/20 F
o o
C/20 F to
Relays: 5 VDC Form C –
Normally Open (N/O) 20A
Normally Closed (N/C) 10A
Connectors - Wago 739, Max wire
size 12AWG/2.5 mm

Dimensions:

7.29 (W) x 4.72(H) x 2.37(D) inch
185.2(W) x 119.9(H) x 60.2(D) mm
Weight: 0.6 kg / 1.3 lb
Mounting: Surface
Compliant: RoHS, CE
1.1

Features

Fully automatic engine
shutdown system
Shutdown override
mode
Power-On visual
indication
Pressure Switch (PS1)
Visual and audible
indication (Agent
Discharge)
Pressure Switch (PS2)
Visual and audible
indication (Sensor
Switch Warning)
Compact construction
Optional Time Delay reset
function
123-567 Rev. A