Siemens, 3RB Overload Relay 1 NO/1 NC, 250A, 55 A F.L.C, 4A Contact Rating 3

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₩1,521,643.50

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RS 제품 번호:
751-8870
제조사 부품 번호:
3RB2163-4GC2
제조업체:
Siemens
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브랜드

Siemens

FLC Motor Rating

250, 55A

Product Type

Overload Relay

Relay Contact Current

4A

Series

3RB

Mount Type

Direct

Pole and Throw Configuration

3

Terminal Type

Screw

Normal State Configuration

1 NO/1 NC

Reset Method

Automatic & Manual

IP Rating

IP00

Minimum Operating Temperature

-25°C

Adjustable Current Range

55 to 250 A

Width

85mm

Number of Auxiliary Contacts

2

Contact Voltage

220, 230V dc

Length

145mm

Maximum Operating Temperature

60°C

Depth

156mm

Standards/Approvals

REACH, RoHS, CCC, EAC, UL, CE, UKCA, IEC, WEEE (2012/19/EU)

Supply Voltage

400V

COO (Country of Origin):
DE

3RB21 Range


Internal power supply

Auxiliary contacts 1 NO+1NC

Manual/Automatic Reset

Switching position indicator

Internal ground fault

Eletrical remote reset

Test function

Phase failure/unbalance sensitivity

Selectable trip class 5,10,20 and 30 operation

Electronic Overload Relays


The 3RB2 range of Solid State Electronic overloads can be connected directly to Siemens SIRIUS contactors to provide accurate motor overload protection with enhanced single phase sensitivity,Application: Protection of 3 phase AC motors in sinusoidal 50/60Hz network. These relays are not suitable for the protection of single phase or DC loads,Select according to motor full load current and contactor frame size e,g. S00