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0223315
Monitoring technique
Overvoltage relay IK 9172, SK 9172, single phase varimeter
Function diagram
• According to IEC/EN 60 255, DIN VDE 0435-303 • Devices available in 2 enclosure versions:
IK 9171: depth 59 mm, with terminals at the bottom for installation systems and industrial distribution systems according to DIN 43 880
SK 9171: depth 98 mm, with terminals at the top for cabinets with mounting plate and cable duct
• Monitoring of overvoltage • Without auxiliary supply • Settable response value • NC circuit operation (optionally NO circuit operation) • Optionally with delay t1 on trip • Optionally with delay t2 on reset • LED indicator for state of output relay • 1 changeover contact • Width 17,5 mm
Approvals and marking
Circuit diagram
LN
LN
12 11
14
12 14 11
IK 9172.
SK9172 Datasheet
