High-voltage interlock
Electrical system
49
Introduction of smart fortwo electric drive (3rd Generation) • Model Series 451
Topology of high-voltage interlock
P00.19-5199-00
A9/6 Electric refrigerant compressor
F34/6 High-voltage adapter plate fuse box
F19 Pyrofuse
G5 High-voltage battery
M5 Electric drive motor
N33/5 High-voltage PTC heater
N82/2 Battery management system control unit
N83 On-board charger 3kW
N83/10 On-board charger 22 kW
(with code (908) 22 kW on-board charger)
N129/1 Power electronics control unit
S7 Service Disconnect
X26 Interior/engine connector
HV High-voltage
LV Low-voltage (12 V)
HVIL High-voltage interlock loop