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ABB STD 420E

ABB STD 420E
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Functions ENG 33
Capacity Expansion
by means of power module 6584-xxx, STD-420E (see
Fig. 1, Fig. 2)
Protective Functions
Limitation of making current as a result of soft start
Electronic overload/ overtemperature protection
Electronic short-circuit protection
– Thermal link
Loads
– Incandescent lamps
230 V halogen lamps
LV halogen lamps via Busch electronic transformers
LV halogen lamps via conventional transformers
Conventional transformers and Busch
electronic transformers must not be dimmed
together.
All other load combinations are permissible.

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