Instruction manual

Issue H Oct 04

PAGE

GV Dry Vacuum Pumps

INSTALLATION

Figure 3 - Schematic diagram of the recommended electrical connections

1. To your electrical supply

2. Earth (ground) points

3. Auxiliary contacts (2 off, normally closed)

4. Fuse or circuit breaker

5. Control voltage

6. Stop control

7. Start control

8. Shut-down thermal snap-switch

9. Inlet-valve control solenoid (optional)

10. Contactor

Earth (ground) points

Location Size

Thermal snap-switch box M4 tapped hole

Pump-motor -

A Pump-motor connections

B Control circuit