Undervoltage Relay, 3-phase SK 9171

Contacts

Nominal voltage

Time delay

Response value

Approvals and Markings

Variant

Numero Ordine: 0054744
Type: SK9171.11/200 3/N AC400/230V 0,85UN

Monitoring of voltage systems on undervoltage. Automatic switching to emergency supply or of... altro

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Descrizione del prodotto

Monitoring of voltage systems on undervoltage. Automatic switching to emergency supply or of emergency light in the case of phase loss according to DIN VDE 0100-710 or DIN VDE 0108.

Specifiche tecniche

Width:	17,5 mm
Operate delay:	Yes
1- / 3-phase:	1, 3
Nominal voltage max.:	3/N AC 500 / 290 V
Auxiliary voltage:	Without
Output contacts:	1 C/O contact
Enclosure design:	Switch cabinet
Type:	SK 9171

Downloads

Merkmale

According to IEC/EN 60255-1
Monitoring of undervoltage in 3-phase system
Also for single phase
Without auxiliary supply
Optionally for 3p3w systems
LED indicator for state of output relay
Independent of phase sequence
1 or 2 changeover contacts
Optionally fixed or settable response value
As option with phase sequence detection
Optionally with or without N
Optionally with off-delay t1
Opionally with on delay t2
Devices available in 2 enclosure versions:
I-model: depth 59 mm, with terminals at the bottom for installation systems and industrial distribution systems according to DIN 43 880
S-model: depth 98 mm, with terminals at the top for cabinets with mounting plate and cable duct
Width:
IK 9171, SK 9171: 17.5 mm
IL 9171, SL 9171: 35 mm