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

Subtotal (1 unit)*

£237.61

(exc. VAT)

£285.13

(inc. VAT)

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RS Stock No.:
216-2850
Mfr. Part No.:
3RB2066-1GC2
Brand:
Siemens
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Brand

Siemens

FLC Motor Rating

250, 55A

Product Type

Overload Relay

Relay Contact Current

250A

Mount Type

Direct

Series

3RB

Normal State Configuration

1 NO/1 NC

Terminal Type

Screw

IP Rating

IP00

Reset Method

Automatic & Manual

Width

120mm

Minimum Operating Temperature

-25°C

Number of Auxiliary Contacts

2

Adjustable Current Range

55 to 250 A

Maximum Operating Temperature

60°C

Length

119mm

Contact Voltage

1kV

Depth

155mm

Standards/Approvals

IEC 61000-4-5, CCC approved, CE Approved, CSA Approved, EAC Approved, IEC 60068-2-27, IEC 60529, IEC 61000-4-2, IEC 61000-4-3, IEC 61000-4-4, IEC 61000-4-6, IEC 81346-2, UL Approved

COO (Country of Origin):
DE
The Siemens SIRIUS 3RB series is a manual-automatic reset solid-state overload relay for inverse-time delayed protection of loads with normal and heavy starting against excessive temperature rises due to overload, phase unbalance or phase failure. It has a size S10 and S12. It can be mounted with any type mounting as contactor mounting or stand-alone installation. The type of electrical connection for main circuit is through bus bar connection and for auxiliary circuit is through screw-type terminal. Due to the wide current setting ranges and various tripping characteristics, complete series of motors are covered with just a few types. It has low heat loss which makes it energy-efficient and help to reduce the temperature rise in the control cabinet.

Ambient operating temperature is -25 to +60 °C

Operating frequency is 50 to 60 Hz

Trip class is CLASS 10E

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