HP 8112A Operating, Programming And Servicing Manual page 40

3-4 Installation
The following work should be carried out by a qualified electrician -
all local electrical codes being strictly observed. If the plug on the
cable does not fit the power outlet, or the cable is to be attached to a
terminal block, cut the cable at the plug end and re-wire it.
The color coding used in the cable will depend on the cable supplied.
If a new plug is to be connected, it should meet local safety
requirements and include the following features:
Adequate load-carrying capacity (see specifications in Chapter 2).
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Ground connection.
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Cable clamp.
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