Ge DIGITAL ENERGY LP 33 User Manual download pdf (Page 47)

Modifications reserved Page 47/57

OPM_LPS_3UO_50K_60K_0US_V010.doc Operating Manual LP 33 Series 50 & 60 kVA

7.2.3 Start-up following the operation on maintenance bypass (Q2)

This procedure presupposes that the load is powered by the manual bypass switch:

• The inverter is switched OFF;

• The manual bypass switch Q2 is switched ON (Pos. I);

• The output switch Q1 is switched OFF (Pos. 0);

• The battery breaker Q3 from all cabinets are OFF.

1. Insert the rectifier input fuses F1, F2, F3 and the battery fuses F9, F10, F11 / F13, F14, F15 (and

eventual external battery fuses) on each unit.

2. Switch ON the output switch Q1 (Pos. I) on each unit.

3. Only in case it has been previously activated (* present beside

the text RESET TOTAL OFF), restore the command total off

any one of the units by entering the screen:

MENU/RESET TOTAL OFF

LED TEST

RESET TOTAL OFF *

Udcp=215V Udcn=215V

Ubp=164V Ubn=164V F

Charge level = 100%

Autonomy = 800min

4. Open the maintenance bypass switch Q2 (Pos. 0) on each

unit.

Verify, selecting the screen METERING/Udcp and Udcn, that the

booster voltage has reached about 215 VDC on each unit.

5. Switch ON the inverter on each unit entering the screen:

MENU/ COMMAND MENU /INVERTER ON

(Do not start the next inverter until the sequence of the

previous one ends – about 10 seconds).

COMMAND MENU

INVERTER ON *

INVERTER OFF

LP 33 60kVA P1

APPLICATION ON UPS

= xx%

The load will be automatically transferred from mains to the

inverters as the needed power requested from the applied load

is achieved on inverter side.

The main screen of each unit will display:

APPLICATION ON UPS

END OF PROCEDURE

1 2 ... 42 43 44 45 46 47 48 49 50 51 52 ... 56 57

No comments

Ge DIGITAL ENERGY LP 33 User Manual Page 47