Xylem GSSERVICE R2 Service Manual Submersible Pumps & Jet Pumps - Manual (Page 24)

Checking Voltage at Fused
Disconnect and Magnetic
Starter
1. To check voltage: Use voltmeter on L1, L2
and L3 in sequence. Check should be made
at four locations.
Step 1 Checking incoming power supply.
Step 2 Checking fuses.
Step 3 Checking contact points
Step 4 Checking heaters.
2. When checking voltage, all other major
electrical appliances (that could be in use at
the same time) should be running.
3. If incoming power supply readings are not
within the limits (see chart), call your power
supplier.
NOTE: Phase to phase – full line voltage.
Phase to neutral – ½ full line voltage.
(depending on transformer connection)
!
WARNING!
Power is ON during voltage checking.
Voltage Limits
Name Plate ▼
Measured Volts
Minimum Maximum
208V 3Ø 188 228
230V 3Ø 207 253
460V 3Ø 414 506
575V 3Ø 518 632
22
V
OL
TA
GE CHECK
OUT
3Ø S
TAR
TER