GE Industrial Solutions LP33 Series 80 & 100 User Manual - Manual (Page 52)

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OPM_LPS_3UO_80K_M10_1US_V010.doc User Manual LP33 Series 80 & 100 UL S1
7.2 PROCEDURES FOR LP33 Series 80 & 100 PARALLEL SYSTEM
7.2.1 LP33 Series 80 & 100 Parallel System start-up
WARNING !
Before connecting hazardous voltages, make sure that:
• The connection to the electrical system has been performed by qualified personnel;
• The equipment frame has been correctly grounded to the main earth;
• Make sure that utility input protection is removed;
• All the panels removed to allow the UPS connection have been correctly reinstalled;
• The UPS switches Q1 and Q2 are OFF (Pos. 0);
• The “Battery Breaker” of the battery cabinet is OFF (Pos. 0).
This procedure must be performed for the first start-up following the installation, with all the UPS units
completely switched OFF and not powered.
This procedure presupposes that the Load is not yet supplied by the UPS Parallel System.
NOTE !
The UPS Parallel System can be started-up using the Battery Supply in case the Input
Utility should be unavailable.
To avoid an incidental Battery discharge, it is recommended to proceed to the UPS
Parallel System start-up having the Input Utility available.
Open the front door on all UPS units and make sure that:
• All the connections to the input/output terminals of the UPS have been made correctly.
•
The safety screens are fixed in their position.
• The switches Q1 and Q2 are open (Pos. O) and the “Battery Breaker” of the Battery Cabinet (option) is
OFF (Pos. O).
LEDs on synoptic diagram
Q2
I ON
0 OFF
Q1
I ON
0 OF
F
Q1 UPS output switch
Q2 Manual bypass switch
LED 1 Utility rectifier OK
LED 2 Utility bypass OK
LED 3 Rectifier ON
LED 4 Discharging battery
LED 5 Booster ON
LED 6 Charge battery ON
LED 7 Inverter available
LED 8 Inverter ON
LED 9 Q1 closed
LED 10 Automatic bypass ON
LED 11 Manual bypass Q2 ON
LED 12 Load on UPS
Key Key Key LED LED LED
Inverter ON Inverter OFF Load Off Stop Operation Alarm Operation
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