MIL-DTL-17361G(SH)
h. Electrical contacts, relays, switches, or brakes that could be affected by dust or other contamination shall be
adequately protected.
i. Means shall be provided for manual closing and opening of the electrically operated circuit breaker.
Manual closing and opening shall be from the switchboard front panel. Any special tool necessary to perform the
opening or closing shall be furnished with each attachment.
j. A wiring diagram, adequately protected, shall be mounted on or inside the attachment unless the electric
operating mechanism is internal hence the diagram shall be mounted on the front of the circuit breaker.
k. The shunt trip of a circuit breaker shall not be used as part of the attachment except when the electric
operating mechanism is internal.
l.
Motor or solenoid closing and opening is permissible.
m. Where a step-down transformer is required and space permits, the transformer shall be mounted on the
attachment. For 450-volt AC operation, a standard 115-volt universal motor with a step-down transformer may be
furnished.
n. The circuit breaker shall not have a repeated pumping action when the circuit breaker operates
automatically.
o. Nominal control voltages and their range, measured at the terminals of the operating motor or solenoid with
full operating current flowing, shall be as specified in Table II.
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