Stahl 8527/2, Operating Instructions Manual

Page: 37 / 52

8527602300
S-BA-8527/2-01-en-10/10/2007
Commissioning
11 Circuit breakers for motor protection
8527/2
8.4 Back-Up Fuses for Auxiliary Circuits
X
Basically, auxiliary circuits must be short-circuit protected using 10 A gL.
Exception:
X
The undervoltage trip is directly connected to the main contact terminals of the motor
protection circuit breaker.
Z
A protection is not necessary.
X
Realise the connection with special jumpers (see accessories).
9 Commissioning
Before commissioning
X
Check that cables and lines are clamped properly.
X
Inspect cable glands for damage.
X
Control torques.
X
Ensure that the connection has been correctly made.
X
Ensure that unused cable entries are sealed with plugs certified to Directive 94/9/EC.
X
Ensure that unused holes are sealed by stopping plugs certified to Directive 94/9/EC.
X
Ensure that all screws and nuts are fully tightened.
X
Ensure that the device contains no foreign bodies.
X
Adjust the rated operational current on the motor protection circuit breaker.
Device types
8527/22, 8527/24, 8527/26 Device types
8527/21, 8527/23, 8527/25
09140E00 09029E00