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UTY 618

RESTRICTED

November 1995

Figure 3: Battery Tray, Front View

200-4.

Use the two bolts to attach the battery tray handle to the battery tray at the front of
the unit (see Figure 3).

200-5.

Remove the bolt from the top DC connector. See Figure 3 for DC connector location.

200-6.

Disconnect the top DC connector as shown in Figure 3.

200-7.

If the unit has external batteries, perform the following steps:

a. Switch off the DC disconnect switch on the external battery cabinet(s).

b. Disconnect the external battery cable (+) from the “+BATT” post at top of the

fuse board (see Figure 3). Insulate the cable lead with electrical tape or heat
shrink tubing.

200-8.

In the order listed, disconnect the following from the fuse board. Remove any tie
wraps. See Figure 3 for connection locations.

a. Fast-on connector from E5.
b. Connector from J3.
c. Connector from J1.

200-9.

Pull the battery tray out just far enough to expose the first battery.

200-10.

Disconnect the negative (–) battery cable from the first battery.
Insulate the cable lead with electrical tape or heat shrink tubing.

Содержание Unity/I UT3K

Страница 1: ...while performing this procedure call BEST Power Worldwide Service at 1 608 565 2100 or 1 800 356 5737 U S A and Canada or call your local BEST office Replace batteries with the same series and type b...

Страница 2: ...alent The installation must conform to national and local codes Keep unauthorized personnel away from batteries The technician or electrician must take these precautions 1 Wear protective clothing and...

Страница 3: ...al is inadvertently grounded remove the source of the ground Contacting any part of a grounded battery can cause a risk of electric shock An electric shock will be less likely if you disconnect the gr...

Страница 4: ...ntenance mode if necessary Battery maintenance mode allows a qualified technician to service the batteries without powering down the UPS or the load equipment Use the two questions below to help deter...

Страница 5: ...ets shut off the DC disconnect switches on all of the cabinets 101 5 Skip Section 102 Go to Section 200 on page 8 Section 102 Using Battery Maintenance Mode Battery maintenance mode allows a qualified...

Страница 6: ...ions on viewing the system log Look for the system event code in inverter 102 2 Access parameter mode and enter the user password 377 as follows NOTE When the unit is in parameter mode each of the fro...

Страница 7: ...ter 63 Battery Maintenance Mode to 1 as follows a The display should read P XX where XX is a parameter number Use the LOAD key or the VOUT key to change the display reading to P 63 b Press CANCEL The...

Страница 8: ...panel s See Figure 2 NOTE On a UT8K also remove the front kick plate found below the front ventilation panel slide it upward then pull it away from the unit 200 2 Remove the battery tray handle from t...

Страница 9: ...connect switch on the external battery cabinet s b Disconnect the external battery cable from the BATT post at top of the fuse board see Figure 3 Insulate the cable lead with electrical tape or heat s...

Страница 10: ...t far enough to expose all of the battery terminals Section 300 Replacing the Batteries 300 1 Replace the old batteries with new ones of the same series and type and rewire in the same order See Figur...

Страница 11: ...a small spark e Replace any tie wraps that were removed 300 8 Remove the handle from the battery drawer and reattach it to the back of the unit 300 9 Replace the bolt that secures the front of the ba...

Страница 12: ...s follows 1 The display should read P 00 Use the LOAD key or the VOUT key to change the display reading to P 63 2 Press CANCEL The display should read I 3 Press the VOUT key The display should read 0...