CG CDN40-012-65, Hardware Manual

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4 Technical data
s
16 CG Drives & Automation
Protection of persons and equipment
Additional
equipotential bonding
M5 thread with terminal in the WU for connection of a
16mm PE cable
Protective insulation of
control circuits
EN 61800−5−1 Safe isolation from mains by double (reinforced) insulation
Insulation resistance EN 61800−5−1 Site altitude
0 ... 2000 m Overvoltage category III
2000 ... 4000 m Overvoltage category II
Short−circuit strength EN 61800−5−1 Connection:
Motor
To a limited extent, the
controller is inhibited, error
acknowledgement required
Motor holding brake, brake
resistor
No
PTC, control terminals Full
Earth−fault strength EN 61800−5−1
Connection:
Motor (at controller
enable)
To a limited extent, the
controller is inhibited, error
acknowledgement required
Motor (during operation) No
Brake resistor, PTC No
Protective measures
against
•
Short circuit on the motor side at switch−on and during
operation
•
Motor stalling
•
Motor overtemperature
– Input for PTC or thermal contact
– I
2
t monitoring
Cyclic mains switching
•
Switchings/minute 3
•
Switchings/hour Max. 20
•
Switching pause After switching the mains 3
times in one minute, there must
be a switching pause of
9 minutes.
Starting current
2 x I
N
Supply conditions
Mains connection
Power system
Motor connection
Motors EN 60034 Only use motors suitable for inverter operation. Insulation
resistance:
at least û 1.5 kV, at least du/dt 5 kV/ s
Length of the motor
cable
< 20 m (Shielded cable)
TT, TN
(with an earthed
neutral)
Operation permitted without restrictions.
IT Implement the measure described for IT systems (remove IT
screw).
The machine/system manufacturer is responsible for
compliance with EMC requirements for noise emission
(EN 61800−3) for the machine/plant!
Operation with an integrated safety system is
not permissible.