Siemens Overload Relay - NO/NC, 4 A Contact Rating, 22 → 110 kW, 3P

  • RS Stock No. 751-8870
  • Mfr. Part No. 3RB2163-4GC2
  • Manufacturer Siemens
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): AU
Product Details

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

Specifications
Attribute Value
Contact Current Rating 4 A
Pole Configuration 3P
Range Sirius Classic
Contact Voltage Rating 220 V dc, 230 V ac
Series 3RB2
Normal State Configuration NO/NC
Number Of Auxiliary Contacts 2
Power Rating 22 → 110 kW
Reset Method Automatic, Manual
Terminal Type Screw
Depth 156mm
Length 145mm
Width 85mm
Operating Temperature Range -25 → +60 °C
Minimum Operating Temperature -25°C
Maximum Operating Temperature +60°C
Temporarily out of stock - back order for despatch 17/11/2020, delivery within 4 working days from despatch date
Price Each
MYR 1,561.25
units
Per unit
1 +
MYR1,561.25
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