Wärtsilä JOVYSTAR
– DELTA 40 – 150kVA BAX 4647E - 17 -
4
Operation
Prior to carrying out whatever procedure described in this chapter, read carefully the instructions, in order to avoid po s-
sible damages to persons or the UPS due to wrong maneuvers.
4.1
Setting Up
i
NOTE:
The battery circuit breaker BCB may be switched only when the rectifier is running. Otherwise the rectifier
could be damaged. This is also true for inserting battery fuses! The BCB is installed inside the UPS. When
using a UPS with an external battery a fuse circuit breaker will be mounted externally instead of BCB.
Procedure:
Close RCB and wait until display is coming up. Follow the instructions shown on the display to close the circuit breaker /
isolator switches as indicated. If the start-up procedure has been carried out correctly, the display will show:
4.2
Shut-down Procedure
For the UPS shut-down, proceed as follow.
1. Open OCB
2. Open BCB
3. Open SBCB
4. Open RCB
INV START UP
WAIT PLEASE
START UP
WAIT PLEASE
BYP START UP
CLOSE SBCB
BATTERY START UP
CLOSE BCB
START UP END
CLOSE OCB
START UP END
WAIT PLEASE
Remark (not displayed):
Close also external battery fuses!
JOVY-M XXX KVA
XXX ZZZ YYY KVA
BATTERY START UP
WAIT PLEASE
BYP START UP
WAIT PLEASE