Описание

Function Undercurrent Relay
1- / 3-phase 3
Measuring range max. 50 A
Output contacts 1 w, 2 w
Operate delay +
Auxiliary voltage required +
Enclosure design Schaltschrank
Width 35 mm
Type SL 9271
According to IEC/EN 60 255, DIN VDE 0435-303 IP 9271, SP 9271, SP 9271CT: 3-phaseIK 9271, IL 9271, SK 9271, SL 9271, SL 9271CT: single phase Measuring ranges from 0.1 ... 100 A IK 9271, SK 9271:with 4 ranges settable by rotational switch, 1 changeover contact IL 9271, SL 9271:with 5 ranges settable by rotational switch, 1 changeover contactwith 4 ranges programmable by bridges, 2 changeover contacts IP 9271, SP 9271: with 1 range, 2 changeover contacts Settable response value Fixed hysteresis Settable time delay De-energized on trip Optionally energized on trip LED indicators With auxiliary voltage Auxiliary supply and measuring input galvanic separated Devices available in 2 enclosure versions:- I-model, e.g. IK _ _ _ _, depth 61 mmwith terminals at the bottom for installations systemsand industrial distribution systems according to DIN 43 880- S-model, e.g. SK _ _ _ _, depth 100 mmwith terminals at the top for cabinets with mounting plateand cable duct Width IK 9271, SK 9271: 17.5 mmIL 9271, SL 9271, SL 9271CT: 35 mmIP 9271, SP 9271, SP 9271CT: 70 mm''