Siemens Solid State Overload Relay NO/NC, 4 → 16 A, 16 A, 7.5 kW

  • RS-artikelnummer 706-0769
  • Tillv. art.nr 3RB3016-1TB0
  • Tillverkare / varumärke Siemens
Datablad
Lagstiftning och ursprungsland
RoHS-Försäkran
Produktdetaljer

Solid State Overload Relay - 3RB range

3RB30 and 3RB31 solid-state overload relays up to 80 A with internal power supply have been designed for current-sensitive protection of loads with normal and heavy starting against excessive temperature rises due to overload, phase unbalance or phase failure

Switch position indicator and test function
Trip class setting/internal ground-fault detection
Selector switch for manual/automatic reset
Class 10 and Class 20
Direct mounting
PTB 09 ATEX 3001 Ex II (2) GD

Approvals

CE, UL, CSA

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

Specifikationer
Attribute Value
FLC Motor Rating 4 → 16 A
Contact Current Rating 16 A
Pole Configuration 3P
Range Sirius Innovation
Contact Voltage Rating 690 V ac
Mounting Style Direct Contactor
Series 3RB
Normal State Configuration NO/NC
Number Of Auxiliary Contacts 2
Power Rating 7.5 kW
Reset Method Automatic, Manual
Terminal Type Screw
Depth 72.5mm
Width 45mm
Length 64.7mm
Operating Temperature Range -25 → +60 °C
Maximum Operating Temperature +60°C
Minimum Operating Temperature -25°C
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