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Power Supply Wiring - EBARA ESA500W Instruction Manual

Multi-stage dry vacuum pump, 200v/400v, 50hz, 200-220v/400-480v, 60hz

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P.20

4.3.2 Power Supply Wiring

CAUTION
CAUTION Be sure to connect the grounding wire.
CAUTION Wiring should be hard-wired or using twist-lock Hubbel type
Wire the connector for the main power supply and grounding.
Fig. 4.4 and Tables 4.2 and 4.3 show the connector pin assignment.
A
D
Fig. 4.4 Power Supply Terminal Block
(As seen from connecting side)
Pump Model
Adapted Terminal block
Torque with a bundle
Suitable wire
Power capacity
PM10U
Use the correct wiring materials and size to match the
operating
conditions
consumption rating and ambient air temperature of the pump.
connector at power source side.
B
C
Breaker
Earth Bar
Table 4.3 Terminal Block Specification
200V Model
(R,S,T) 8.0~13.0 [N・m]
(E) 2.0~2.5 [N・m]
AWG #2/0 *
* Lengthen grounding wiring 1.2m from other wiring(R,S,T).
in
accordance
with
Table 4.2 Pin Assignment of
Power Supply Terminal Block
No. Phase
A
B
C
D
GND
460V Model
M8(R,S,T) M5(E)
(R,S,T) 5.5~7.5 [N・m]
(E) 2.0~2.5[N・m]
AWG #4 *
41.3 kVA
the
power
R
S
T
EBARA
CORPORATION

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