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Device selection Current relays for DC currents

Current relays are designed to monitor DC currents for overcurrent and undercurrent.

3.0 Type CSG140 CSG141

System voltage

DC × ×-- --AC 85…275 V, DC 9.6…84 V, DC 77…286 VDC 0.5…5 A, 0.5…5 mA / 2…20 mADC 1…10 A, 6…60 mA / 50…500 mAScale 1…10 DC2…10 %--0.1…10 s--××--×××1 x 2 changeover contactsN/O or N/C operation70 x 45 x 110Mounting rail ×--×--AC 85…275 V, DC 9.6…84 V, DC 77…286 VDC 0.5…5 A, 0.5…5 mA / 2…20 mADC 1…10 A, 6…60 mA / 50…500 mAScale 1…10 DC2…10 %--0.1…10 s--××--×××1 x 2 changeover contacts N/O or N/C operation70 x 45 x 110Mounting rail

Function

UndercurrentOvercurrentUndercurrent/overcurrent

Supply voltage

Range of U
S

Response values

CurrentSetting rangeRated frequencyHysteresis approx.Response time approx.Response delayDelay on release

Operating elements – alarm LEDs

Power On Alarm undercurrentAlarm overcurrent

Operating elements – potentiometer

CurrentResponse delayHysteresis

Switching elements

Chapter 3.5 – Page 100 - 101 NumberOperating mode

Enclosure

Enclosure dimensions in mm (H x W x D) Accessories Chapter 3.5 – Page 102 - 103 Main catalogue part 3 – 06.2007 / Electronic measuring and monitoring relays 19