Installation
Basic Supply Unit BUG 622, 623 35
Baumüller Nürnberg GmbH 5.94034.07a
Terminal notes
F1 BUG 623: 100 A semi-conductor fuse
BUG 622: 80 A semi-conductor fuse
35 A circuit-breaker fuse
(see Accessories on page 40)
F2 Fuse dependant on power supply
Ground leakage
circuit-breaker
Relatively high leakage to ground occurs in the converter and the motor, i.e.
the drive may be incompatible with residual current protective devices.
Reference should be made to EN 50178/VDE160/4.98 sect. 5.2.11 before
configuration.
K1 Mains contactor with auxiliary contact for controller enabling (optional, not
absolutely necessary).
L1, L2, L3, Mains connection profile according to EN 60204-1/VDE0113, part 1 / 11.97
section 13
Laid see EMC notes.
If UL508C has to be observed: Use 60°C / 75° C copper conductors only
(UL508C, Nov 27, 1996, Tab. 39.2).
Nominal tightening torque of the terminal screws: 4 Nm resp. 35,4 pound-
inches.
ZK+, ZK- DC link connection of further power modules BUS 62x, up to a total power
rating of 18 kW (BUG 622), or 36 kW (BUG 623).
If UL508C has to be observed: Nominal tightening torque of the terminal
screws: 4 Nm resp. 35,4 pound-inches.
DANGER
The DC link carries electrical potential: it is imperative that the provided
cover is used.
Ba+, Ba- > 16 Ω, power according to requirements (up to nominal power of basic sup-
ply unit)
Power supply 24 V 24 V
DC
voltage supply for protective low voltage with secure isolation
(SELV / PELV) according to EN 50178 for supplying the electronic part.
Current consumption of the basic unit: 0.5 A
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