Before Using; Cautionary Instructions In General - Mitsubishi Electric C Series Handling And Maintenance

2. Before using

Besides operation, the items in this section are also applicable to work, maintenance and inspection.

2.1 Cautionary instructions in general

(1) Refrain from touching the terminal unit as electrification can result.
Note: Besides the terminal of the circuit breaker, the terminal unit includes the wires, bus
bars, ring-type terminals, and other wiring materials.
(1) Layman's work is dangerous. Any electrical work must be carried out by a qualified person
(electrician).
(2) Be sure to earth all the electrical devices of the circuits in which the earth leakage circuit
breaker is used.
Earth leakage circuit breaker
(3) Check operation of the earth leakage circuit breaker once
a month or so by pressing the test button.
The breaker is out of order if it isn't turned "OFF" or "TRIP".
Please contact us at our service stations, branch offices,
local offices, or ask an electrician in your country.
5
DANGER
CAUTION
Electrical equipment
(including household appliances)
Grounding work