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Hitachi VB 13Y - Tightening Torque; Insulation Tests; No-Load Current Value

Hitachi VB 13Y
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12-6. Tightening Torque
12-7. Insulation Tests
On completion of disassembly and repair, measure the insulation resistance and dielectric strength.
Insulation resistance: 7 M or more with DC 500 V megohm tester
Dielectric strength: AC 4000 V/1 minute, with no abnormalities
....
230 V
12-8. No-load Current Value
After no-load operation for 30 minutes, the no-load current value should be as follows.
Voltage
Current (Max.)
230 V
1.3
Machine Screw (W/Washers)
Seal Lock Screw
Machine Screw
Machine Screw (for the Sensor Gear only)
Flange Nut
Tapping Screw (W/Flange)
Tapping Screw (W/Flange)
Hex. Socket Hd. Bolt
Hex. Socket Hd. Bolt
M5
M4
M4
M12
D5
D4
M5
M4
3.4 0.7 Nm (35 7 kgfcm) (30.4 6.1 in-Ibs.)
1.8 0.4 Nm (18 4 kgfcm) (15.6 3.5 in-Ibs.)
1.8 0.4 Nm (18 4 kgfcm) (15.6 3.5 in-Ibs.)
1 0.2 Nm (10 2 kgfcm) (8.7 1.7 in-Ibs.)
39.2 7.8 Nm (400 80 kgfcm) (347.2 69.4 in-Ibs.)
2.9 0.5 Nm (30 5 kgfcm) (26 4.3 in-Ibs.)
2.0 0.5 Nm (20 5 kgfcm) (17.4 4.3 in-Ibs.)
5.9 1.5 Nm (60 15 kgfcm) (52 13 in-Ibs.)
3.4 0.7 Nm (35 7 kgfcm) (30.4 6.1 in-Ibs.)

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