Page 6 - PHU_User Manual_EN_Rev A

PHU Series User Manual

Safety Guidelines

General  Do not place any heavy object on the PHU.
Guideline  Avoid severe impact or rough handling that
leads to damaging the PHU.
CAUTION
 Do not discharge static electricity to the PHU.
 Use only mating connectors, not bare wires, for
the terminals.
 Do not block the cooling fan opening.
 Do not disassemble the PHU unless you are
qualified.

Power Supply  AC Input voltage rating
PHU-B Series/200V models: single Phase 180
WARNING Vac to 265 Vac
PHU-C Series/200V models: 3-Phase 180 Vac to
265 Vac
PHU-D Series/400V models: 3-Phase 342 Vac to
528 Vac
 Frequency: 47 Hz to 63 Hz
 To avoid electrical shock connect the protective
grounding conductor of the AC power cord to
an earth ground.

Cleaning the PHU  Disconnect the power cord before cleaning.
 Use a soft cloth dampened in a solution of mild
detergent and water. Do not spray any liquid.
 Do not use chemicals containing harsh material
such as benzene, toluene, xylene, and acetone.

Operation  Location: Indoor, no direct sunlight, dust free,
Environment almost non-conductive pollution (Note below)
 Relative Humidity: 20 % to 85 % (no
condensation)
 Altitude: < 2000m

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