ABB ACSM1 - Efficiency; Cooling; Degrees of Protection

Technical data
78
Reference voltage (VREF)
for analogue inputs
Connector pitch 3.5 mm, wire size 1.5 mm
2
10 V ±1% and –10 V ±1%, R
load
> 1 kohm
Drive to drive link (X5) Connector pitch 3.5 mm, wire size 1.5 mm
2
Physical layer: RS-485
Termination by jumper
Safe Torque Off connection
(X6)
Connector pitch 3.5 mm, wire size 1.5 mm
2
For the drive to start, both connections (OUT1 to IN1, and OUT2 to IN2) must be closed
Control panel / PC
connection (X7)
Connector: RJ-45
Cable length < 3 m
Efficiency
Approximately 98% at nominal power level
Cooling
Method Internal fan, flow from bottom to top. Air-cooled heatsink, or cold plate mounting.
Free space around the unit See chapter Planning the cabinet assembly.
Degrees of protection
IP20 (UL open type). See chapter Planning the cabinet assembly.