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LR2-D13 Thermal Overload Relay

This series of thermal overload relays can be used in the circuit of 50Hz or 60Hz, rated insulation voltage 660V, rated current 0.1-93A for protecting the phase brick when the electric motor is overload. The relay has a different mechanism and temperature compensation. It is the most advanced thermal relay in the nineties in the world. The products comply with IEC60947-4.

Fundamental Parameters

The Fundamental Parameter of the Main Circuit

  • Rated insulation voltage 660V
  • Rated working current 25、35、93A separately
  • The regulator seal of rated setting current
  • Current of the thermal component

Auxiliary Circuit

  • There is one pair of N/O and N/C contact with electric insulation
  • Rated insulation voltage 550V
  • Rated frequency 50-60Hz
  • Use group, rated working voltage, conventional thermal current, and rated current
Type Rated working current Thermal component
Rated current(A) Rated or scale of rated current(A)
LR2-D13 1301 0.16 0.10-0.16
1302 0.25 0.16-0.25
1303 0.4 0.25-0.40
1304 0.63 0.40-0.63
1305 1 0.63-1.0
1306 1.6 1.O-1.6
1307 2.5 1.6-2.5
1308 4 2.5-4.0
1310 6 4.0-6.0
1312 8 5.5-8.0
1314 10 7.0-10.0
1316 13 9.0-13.0
1321 18 12.0-18.0
1322 25 17.0-25.0
LR2-D23 2353 32 23.0-32.0
2355 36 28.0-36.0
LR2-D33 3353 32 23.0-32.0
3355 40 30.0-40.0
3357 50 37.0-50.0
3359 65 48.0-65.0
3361 70 55.0-70.0
3363 80 63.0-80.o
3365 93 80.0-93.0

 

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