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Hirotronix supplies industrial automation sensors, machine safety systems, operator controls, level measurement systems, and automation components.

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DOLD IK 9171 – Undervoltage Relay, 3-phase

Brand

DOLD

Part number

IK 9171

Order number

0047644

Undervoltage Relay, 3-phase

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Brand	DOLD
Housing width	17.5 mm
Output contacts	1 C/O contact
Enclosure design	Distribution board
Phases	1, 3
Order number	0047644

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.

Features

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 880S-model: depth 98 mm, with terminals at the top for cabinets with mounting plate and cable duct
Width:IK 9171, SK 9171: 17.5 mmIL 9171, SL 9171: 35 mm

Technical specifications

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

Available variants

Contact equipping	1 changeover contact
Nominal voltage	3/N AC 110 / 63 V · 3/N AC 110 / 64 V · 3/N AC 220 / 127 V · 3/N AC 220 /127 V · 3/N AC 380 / 220 V · 3/N AC 400 / 230 V · 3/N AC 415 / 240 V · 3/N AC 440 / 254 V · 3AC 100 V · 3AC 110 V · 3AC 220 V · 3AC 230 V · 3AC 288 V · 3AC 400 V · 3AC 415 V · 3AC 440 V · 3AC 500 V
Response value	0,7 / 0,74 Un · 0,7 Un · 0,7 Un 4% · 0,55 – 1,05 Un · 0,55 – 1,05 Un 4% · 0,75 Un · 0,85 Un · 0,85 Un 4%
Time delay	0,1 – 20 min · 0,5 – 20 s · 2 – 200 s · 5 – 15 min · without
Approvals and Markings	UKCA
Variant	With N. NC circuit operation. Settable time delay t1. Fixed response value · With N. NC circuit operation. Settable time delay t1. Settable response value · With N. NC circuit operation. Settable time delay t2. Fixed response value · With N. NC circuit operation. Settable time delay t2. Settable response value · With N. NC circuit operation. Without time delay. Fixed response value · With N. NC circuit operation. Without time delay. Settable response value · Without N. NC circuit operation. Detection of phase sequence. With settable time t1 · Without N. NC circuit operation. Settable time delay t1. Fixed response value · Without N. NC circuit operation. Settable time delay t1. Settable response value · Without N. NC circuit operation. Settable time delay t2. Fixed response value · Without N. NC circuit operation. Settable time delay t2. Settable response value · Without N. NC circuit operation. Without time delay. Fixed response value · Without N. NC circuit operation. Without time delay. Settable response value