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Determining Wire and Fuse Sizes

The maximum motor currents in your application determines the recommended wore size. The following table gives the wire size in AWG. The “Power Lines” column applies to the inverter input power, output wires to the motor, the earth ground connection, and any other components shown in the “Basic System Description” on page 2-7. The “Signal Lines” column applies to any wire connecting to the two green connectors just inside the front cover panel.

Motor Output

 

 

Wiring

 

Applicable

 

 

 

equipment

 

 

Inverter Model

 

 

 

 

kW

HP

Power Lines

 

 

Signal Lines

Fuse (UL-rated,

 

 

 

 

 

 

class J, 600V)

 

 

 

 

 

 

 

Inverter and installation

0.2

1/4

X200-002SFEF

 

0.4

1/2

X200-004SFEF

AWG14 / 2.1mm2

0.55

3/4

X200-005SFEF

 

0.75

1

X200-007SFEF

 

1.1

1 1/2

X200-011SFEF

 

1.5

2

X200-015SFEF

AWG10 / 5.3mm2

2.2

3

X200-022SFEF

 

0.2

1/4

X200-002NFU

 

0.4

1/2

X200-004NFU

AWG14 / 2.1mm2

0.75

1

X200-007NFU

 

1.5

2

X200-015NFU

AWG10 / 5.3mm2

2.2

3

X200-022NFU

 

3.7

5

X200-037LFU

AWG12 / 3.3mm2

 

 

 

 

 

 

 

 

0.4

1/2

X200-004HFEF/HFU

 

0.75

1

X200-007HFEF/HFU

AWG16 / 1.3mm2

1.5

2

X200-015HFEF/HFU

 

2.2

3

X200-022HFEF/HFU

AWG14 / 2.1mm2

3.0

4

X200-030HFEF

(60°C only)

4.0

5

X200-040HFEF/HFU

 

 

 

 

 

18 to 28 AWG /

0.14to 0.75 mm2

shielded wire (see Note 4)

No fuse required

3A

6A

10A

15A

Mounting

Note 1: Field wiring must be made by a UL-Listed and CSA-certified closed-loop terminal connector sized for the wire gauge involved. Connector must be fixed by using the crimping tool specified by the connector manufacturer.

Note 2: Be sure to consider the capacity of the circuit breaker to be used.

Note 3: Be sure to use a larger wire gauge if power line length exceeds 66ft. (20m).

Note 4: Use 18 AWG / 0.75mm2 wire for the alarm signal wire ([AL0], [AL1], [AL2] terminals).

Page 58
Image 58
Hitachi X200 Series instruction manual Determining Wire and Fuse Sizes, Applicable, Inverter Model, Signal Lines