HP 40C User Manual download pdf (Page 77)

Glossary 77

Glossary

branch circuit

The conductors and components following the last overcurrent protective device protecting a load.

control transformer

A transformer whose secondary supplies power to control circuit devices only (excluding loads).

cover

An unhinged portion of an enclosure that covers an opening.

CSC

container safety convention

disconnect switch

A device that disconnects all ungrounded conductors of a circuit from their electrical supply.

door

A hinged portion of an enclosure that covers an opening.

ECS

environmental control system

EPO

emergency power off

equipment

A general term, including fittings, devices, appliances, luminaires, apparatus, machinery, and the like used

as a part of, or in connection with, a modular data center. (Source: NEC.)

fuse, branch circuit type

A fuse of Class CC, G, H, J, K, L, R, and T. These fuses are able to provide branch circuit protection.

fuse, supplementary type

Miscellaneous type and miniature type fuses. These fuses are able to provide supplementary protection only.

IEC

International Electrotechnical Commission

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HP 40C User Manual Page 77