General Warnings And Cautions; Ul Cautions, Warnings And Instructions - Hitachi WJ-0001S User Manual



General Warnings and Cautions


WARNING: Never modify the unit. Otherwise, there is a danger of electric shock and/or injury.

CAUTION: Withstand voltage test and insulation resistance tests (HIPOT) are executed before
the units are shipped, so there is no need to conduct these tests before operation.

CAUTION: Do not attach or remove wiring or connectors when power is applied. Also, do not
check signals during operation.

CAUTION: Be sure to connect the grounding terminal to earth ground.

CAUTION: When inspecting the unit, be sure to wait five minutes after turning OFF the power
supply before opening the cover.


UL Cautions, Warnings and Instructions


Warnings and Cautions for Troubleshooting and Maintenance The warnings and instructions in
this section summarizes the procedures necessary to ensure an inverter installation complies with

022S, -004H, -007H, -015H, -022H and -030H)

WARNING: Use 75
022L, -037L, -055L, -075L, -110L, -150L, -040H, -055H, -075H, -110H and -150H) WARNING: Suitable
for use on a circuit capable of delivering not more than 100,000 rms Symmetrical Amperes, 240 or
480V maximum.

WARNING: When protected by CC, G, J, or R class Fuses, or when Protected By A Circuit
Breaker Having An Interrupting Rating Not Less Than 100,000 rms Symmetrical Amperes, 240 or 480
Volts Maximum.

WARNING: Install device in pollution degree 2 environment.


WARNING: Solid state motor overload protection is provided in each model

WARNING: Integral solid state short circuit protection does not provide branch circuit protection.
Branch circuit protection must be provided in accordance with the National Electric Code and any
additional local codes
delines.
-001L, -002L, -004L, -007L, -015S, -
-001S, -002S, -004S, -007S, -015L, -
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