Section 11 − generator power guidelines, 1. selecting equipment, 2. grounding generator to truck or trailer frame – Miller Electric Blue Star 3500 Manuel d'utilisation

Page 37

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SECTION 11 − GENERATOR POWER GUIDELINES

The views in this section are intended to be representative of all engine-driven
welding generators. Your unit may differ from those shown.

NOTE

11-1. Selecting Equipment

gen_pwr 11/02 − Ref. ST-159 730 / ST-800 577

1

Generator Power Receptacles
− Neutral Bonded To Frame

2

3-Prong Plug From Case
Grounded Equipment

3

2-Prong Plug From Double
Insulated Equipment

Y

Do not use 2-prong plug un-
less equipment is double in-
sulated.

OR

2

Be sure equipment
has this symbol
and/or wording.

3

1

11-2. Grounding Generator To Truck Or Trailer Frame

S-0854

Y

Always ground generator
frame to vehicle frame to pre-
vent electric shock and static
electricity hazards.

1

Equipment Grounding
Terminal (On Front Panel)

2

Grounding Cable (Not
Supplied)

3

Metal Vehicle Frame

Connect cable from equipment
ground terminal to metal vehicle
frame. Use #10 AWG or larger
insulated copper wire.

Y

If unit does not have GFCI re-
ceptacles, use GFCI-pro-
tected extension cord.

Electrically bond generator
frame to vehicle frame by
metal-to-metal contact.

GND/PE

3

1

2

Y

Bed liners, shipping skids, and some running
gear insulate the welding generator from the ve-
hicle frame. Always connect a ground wire from
the generator equipment grounding terminal to
bare metal on the vehicle frame as shown.

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