Specifications

• Availability 0 pcs
• Brand VEM
• Item Number K21R112M2B3 VEM
• Category 3-Phase Motors

Weight and Dimensions

• Weight (kg) 43

Product Properties

• Rated power (kW) 4
• Speed at 50Hz (rpm) 3000 / 2-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 112

Detailed Product Properties

• Voltage 380-400VD / 660-690VY
• IEC Framesize 112
• Shaft diameter (mm) 28
• Housing material Cast Iron
• AC/DC AC
• Standard IEC
• Shaft height IEC in JDE 112
• Shaft length (mm) 60
• Shaft key width (mm) 8
• Shaft key length (mm) 50
• Thread shaft bore M10
• Shaft height, B3 mounted (mm) 112
• Width foot holes, B3 mounted (mm) 190
• Length foot holes, B3 mounted (mm) S=286, M=311
• Diameter foot holes (mm) 12
• Outer diameter flange B5/V1/B35/V3 (mm) 250
• Spigot B5/V1/B35/V3 (mm) 180
• Pitch circle diameter B5/V1/B35/V3 (mm) 215
• Number of flange holes 4
• Diameter flange holes B5/V1/B35/V3 (mm) 14.5
• Pitch circle diameter B14/B34/V18/V19 (mm) 130
• Thread flange holes B14/B34/V18/V19 M8
• Outer diameter flange B14/B34/V18/V19 (mm) 160
• Spigot B14/B34/V18/V19 (mm) 110