This document contains a diagram of an electrical control system with labeled components including a battery, fuel solenoid, starter, sensors for oil, coolant and fuel level, and user inputs. It shows connections between the battery, controller, relays and outputs for controlling a generator, mains power, and other systems. The controller is identified as a DSE4520 and circuit breakers and terminals are indicated throughout the diagram.

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29 30 31 32 21 22 23 24 2826 2725
- Battery +
Battery
+
D+
wl
OutputA
OutputB
fuelsolenoid
start
inputcommon
inputA
inputB
inputC
oilsensor
coolantsensor
fuellevel
inputs
remotestart
emergencystop
configurable
configurable
OutputCGen
OutputDMains
OutputE
OutputF
Battery + outputs
canbus
H L SCR
load
6A
CB
Gen
coil
Mains
coil
Gen volts Mainsvolts L1 L2 L3 NL1 L2 L3 N
Relay
Relay
Relay Relay
1
2
Battery -
1
3
4
5
11
12
13
14
Battery - Charger
Battery +
Fuel solenoid
Crank / Starter
Charge Alt D+
Low Oil
High Temp
Fuel level
User input
16A
CB
LN 12
Charger
12v/24vDC
6A
CB
6A
CB
6A
CB
6A
CB
6A
CB
16A
CB
16
Remote start
18
19
ECU
ECU
DSE4520Controller
SQ 5ATS
Ct’s ..../5A
Battery+outputs
Ct1 Ct2 Ct3
12v/24vDC
Com
Com
Com
Com
N/C
N/C
N/C
N/C
N/O
N/O
N/O
N/O
Battery +
Battery +
Fuel solenoid
Crank / Starter
Mains 230v AC
Genset 230v AC
Battery -
Battery -
Battery -
Battery -
Output C Gen
Output D Mains
Output A
Output B
Close Mains
Close Gen
Relay
Relay
Relay
Relay