User`s manual

D:\manual\UM_PCM-ULT\ML_Ult3k\661-UT3K-002-31.doc
KEVIN KU 12 2003/3/4
2. I
NSTALLATION
Inspect the UPS upon receipt. The packaging is recyclable; keep it for reuse or be disposed
of properly.
2.1 Placement
Install the UPS in a protected area with adequate flowing air and free of excessive dust. Do
not operate the UPS where the temperature and humidity is out of the specified limits.
2.2 Connect Computer Interface (optional)
UPS-MON series software (or other power management software) and an interface kits can
be used with this UPS. Use only kits supplied or approved by the manufacturer. If used,
connect the interface cable to the 9-pin computer interface port on the back panel of the
UPS.
Note: Computer interface connection is optional. The UPS works properly without a
computer interface connection.
CAUTION
: Use only factory supplied or authorized UPS monitoring cable!
2.3 Connect external battery pack (optional)
Before connecting, make sure the external battery pack and the connector cable are
compatible.
Note: External battery connection is not necessary. The UPS works properly without
external battery pack connection. (For standard model only)
CAUTION
: Use only factory supplied or external battery connection cable!
24 Charge the battery
The UPS charges its battery whenever it is connected to utility power. For best results,
charge the battery for 8 hours in the initial use.
2.5 Connect to Utility
See figure a. Please check the following items to connect the AC input power to terminal
block and power up the UPS.
2.5.1. Only to connect a circuit provided with 50 amperes for Model 3000VA and 35
amperes for Model 2000VA maximum branch circuit overcurrent protection in
accordance with National Electric Code, ANSI/NFPA 70
2.5.2. Use six No. 8 AWG type TW cable, trade size, 3/4 in. conduit, 60
copper wires for
input and output field wiring. (2000VA/3000VA & 2000VA/3000VA RM,
100/110/115/120 VAC)
2.5.3. Use tightening torque of 40Nm to secure input and output wires to terminal block.
(2000VA/3000VA & 2000VA/3000VA RM, 100/110/115/120 VAC)
2.6 Connect the loads
Connect the loads with the terminal block at the rear of the UPS. To use the UPS as a
master on/off switch, make sure all of the loads are switched on.
CAUTION
: Never connect a laser printer or plotter to the UPS with other computer
equipment. A laser printer or plotter periodically draws significantly more power than
when its idle status, and may overload the UPS.
8