SỬA CHỮA HỆ THỐNG ĐIỆN XE NÂNG KALMAR DRF 450 (Electrical and KDU )

ContChamp DRF 450

ELECTRICAL AND ELECTRONIC CONTROL SYSTEM


CIRCUIT POWER

Batteries: 2 x 12V – 140 Ah
Engine off, battery voltage 23-25V
Engine @ 2000 rpm, battery voltage 27-29V

Battery Disconnection Switch


CIRCUIT POWER
Battery Grounding


ALTERNATOR

Alternator
Volve TWD1240VE
2240W


CIRCUIT POWER

EL-Box Frame


CIRCUIT POWER

-F58-3

-F58-2

-F58-1

-X22

-F54

D793
TRANSMISSION
CONTROL UNIT
-K3009-2
-X168
-K3009-1

-K315-1

-K315-2


CIRCUIT POWER
Inside Cabin


ELECTRICAL SCHEMATIC A43033.0100 (1/5)


ELECTRICAL SCHEMATIC A43033.0100 (2/5)

ELECTRICAL SCHEMATIC A43033.0100 (3/5)

-S150


FRONT CONNECTORS

-X401

4062
60202, 60212
60392, 60402
90032

D791-1
KDU ATTACHMENT


REAR CONNECTORS
X200
X202
X206
Grounding Point
4043L, 4043R
4045L, 4045R
60462, 60502
4282
(A43037.0100 ¼)

ELECTRICAL SYSTEM - DRF

KDU

Distributed Control System
KIT
KCU

- Network with control units
KID

KDU

KDU
EDC

TCU


ELECTRICAL SYSTEM - DRF

KDU

KIT
KCU

KID

KDU

KDU
EDC

TCU

KCU - Kalmar Cab Unit
KIT - Kalmar Information Terminal
KID - Kalmar Information Display
EDC - Engine Diesel Control
TCU - Transmission Control Unit
KDU - Kalmar Distributed Unit


ELECTRICAL SYSTEM - KCU

D790-1
Cabin Control Unit


ELECTRICAL SYSTEM - KCU

D790-1
Cabin Control Unit
• Kalmar Cab Unit - Placed in the electrical central
in the cabin
− Controls the power supply for the control units
– Is central part of the communication between all the computers
– Deals with input signals from controls in the cabin and sends these

signals out on the communication network
– ’Gateway’ between CAN-bus communication for drive line and redundant
CAN-bus communication


ELECTRICAL SYSTEM - KIT
D790-2
Kalmar Information Terminal
• Kalmar Information Terminal - Placed in the
steering wheel panel
• Warnings- and indication lamps
• Functions keyboard


ELECTRICAL SYSTEM - KID
D795
Kalmar Information Display
• Kalmar Information Display - Placed in the
steering wheel panel
• Shows information from the systems units:
Messages, status, error codes
• Alarm indicator - red diodes if serious
problems in the control and monitoring
system


ELECTRICAL SYSTEM - CABIN

D790-2
D790-1

D795

D797-R

- Display
- Joystick panel
- Left front panel
- Steering wheel panel
- Accelerator, de-clutch
- Wipers
- Climate system
- Working lights, cab
D797-F

EDC

TCU

D790-1


D790-1 INPUT EMERGENCY STOP
A43033.0100 3/5

-S250


D790-2 INPUT SWITCH IGNITION
A43033.0100 3/5

-S150


D790-1 INPUT SWITCH LIGHTING
-S105-2

A43034.0100 1/1

-S105-1

-S105-3

-S110

-S100


D790-1 OUTPUT CAB LIGHT RIGHT
A43034.0100 1/1

Working Light Cab

-E404_1R


D790-1 OUTPUT CAB LEFT
A43034.0100 1/1

-E404_1L

Working Light Cab


D790-1 OUTPUT BOOM LIGHT LEFT
A43036.0100 1/1

-E404_5L

Working Light Boom