Mechanical And Electrical Installation Of Brake Resistor; Mechanical Installation - ABB ACS180-04S-03A7-1 Hardware Manual

158 Resistor braking
ABB recommends that you also wire the thermal switch to a digital input of the
drive, and configure the input to cause a fault trip at resistor overtemperature
indication.
L1 L2
1
1 3
2 4
L1 L2
2
1 Drive input power connection with a main contactor
2 Drive
3 Main contactor control circuit
4 Brake resistor thermal switch
5 Digital input. Monitors the brake resistor thermal switch.

Mechanical and electrical installation of brake resistor

WARNING!
Obey the safety instructions of the drive. If you ignore them, injury or
death, or damage to the equipment can occur. If you are not a qualified
electrical professional, do not do installation, commissioning or
maintenance work.
WARNING!
Stop the drive and do the steps in section
precautions (page 16)
￭

Mechanical installation

Refer to the resistor manufacturer's instructions.
3
L3
OFF
5
6
Θ 4
L3
before you start the work.
1
2
13 3
ON
14 4
K1
Electrical safety
5
x +24V
x DIx