Toshiba 4400 Series - UPS Wiring and Electrical Connections; UPS Wiring Safety

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4400 Series Installation and Operation Manual – 64527-008
9 UPS Wiring
9.1 Wiring Safety
WARNING
Perform wiring and connections with correct polarity.
Be careful when connecting the UPS to the DC backup system. A
wrong connection may cause damage to the UPS, DC backup system,
or charger.
Connect ONLY one (1) ground wire to the earth ground terminal.
A missing ground wire may cause an electrical shock hazard.
Connecting to more than one ground may cause a ground loop.
See Chapter 9 – UPS Wiring
DO NOT force, bend, or pull wires.
DO NOT damage wire insulation.
DO NOT place heavy objects on top of UPS.
Observe the above precautions when making wire connections or
handling the wires. Failing to observe these precautions may damage
the insulation of the wires or may cause a re or an electric shock
hazard.
NOTICE
Follow the torque criteria for tightening screws.
Loose connections may cause re due to heating.
See Chapter 9 – UPS Wiring