Volvo D11 series, Installation Manual

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Electrical system
54
Fire extinguishing system
Recommended installation
(Default functionality on D9/D11/D12D-B)
Active (+) when shut down (energize to stop)
Alternative installation
Not active (+) when shut down (energize to run)
NOTE! When there is a need for a hold function of
the relay with active plus (+) from the fire shut down
system when engine is running and
no active plus
(+) to shut down the system, cables have to be con-
nected in the relay socket according to figure. Special
tool is needed.
Terminal 85 is connected to battery (–) and terminal
+86 to the fire extinguishing system.
Before the fire extinguishing system deploys, it should turn off the engine(s). By connecting the engine shut
down functionality of the fire extinguishing system to the external stop relay, the engine can be shut down in
case of fire.
Pin R (+)
Pin 2 SB (–)
30
87a
87
(–)85 (+)86
Main switch (+) Do
not use EVC aux.
relay
Accessory
cabel kit, 3 m
(0 ft)
Fire extinguishing system
Engine
30
87
87a
(+)86
(–)85
Main switch (+)
Do not use EVC
aux. relay
Pin R (+)
Pin 2 SB (–)
Accessory
cabel kit, 3 m
(0 ft)
Fire extinguishing system
Engine
Classified installations
(Default functionality on D9-D16)
Active (+) when shut down (energize to stop)
NOTE! For alternative functionality –
Not active (+) when shut down (energize to run),
use VODIA to change configuration.
Fire extinguishing
system
+ 24 V
Accessory
cabel kit, 3 m
(0 ft)