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K21R280M6B3 VEM

280-6P 55kW 400/690V B3 CI

K21R280M6B3-VEM/869175

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Specifications

Availability 0 pcs
Brand VEM
Item Number K21R280M6B3 VEM
Category 3-Phase Motors

Product Properties

Rated power (kW) 55
Speed at 50Hz (rpm) 1000 / 6-Poles
Frequency 50/60 Hz
Energy efficiency IE1 = standard = EFF2
Mounting B3 / 1M1001 (foot)
Brake No Brake
IP Class IP55
Explosion safety (Atex) No protection
IEC Framesize 280

Detailed Product Properties

Voltage 380-400VD / 660-690VY
IEC Framesize 280
Shaft diameter (mm) 65
Housing material Cast Iron
AC/DC AC
Standard IEC
Shaft height IEC in JDE 280
Shaft length (mm) 140
Shaft key width (mm) 18
Shaft key length (mm) 125
Thread shaft bore M20
Shaft height, B3 mounted (mm) 280
Width foot holes, B3 mounted (mm) 457
Length foot holes, B3 mounted (mm) S=286, M=311
Diameter foot holes (mm) 24
Outer diameter flange B5/V1/B35/V3 (mm) 550
Spigot B5/V1/B35/V3 (mm) 450
Pitch circle diameter B5/V1/B35/V3 (mm) 500
Number of flange holes 8
Diameter flange holes B5/V1/B35/V3 (mm) 18.5

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