Troubleshooting; Power Fuse; Ups-10-15Kva - Powertronix Mizar-Alcor Service Manual

3 TROUBLESHOOTING

To identify a fault cause please refer to the following items.
3.1

POWER FUSE

F1-F2: Positive and Negative DC BUS.
F3-F4: Positive and Negative BATTERY

3.1.1 UPS-10-15KVA

Refer to Electrical Diagram :DE0152
Refer to Fig.8 UPS 10-15kVA Interface Board Component Layout
Fuse Value
F1-F2
10x38mm
F3-F4
10x38mm
INPUT INVERTER
Q1
SK60GB128
C38
27 28 2.2µF PHB
E1-T G1-T
FS6 24 850V
L1 23
1
G1-B
2 Q2
E1-B
SK60GB128
27 28
E2-T G2-T
FS5 24
L2 23
1
G2-B
2
E2-B
E3-T
FS4
L3
C39
2.2µF PHB
850V
Note the location of fuse are different in UPS 10-15kVA compare to UPS 20-30kVA
Protection of
32A
Battery Input
32A
DC BUS
FS10
+ BATTERY 1 F2 3
2 4
32A 10x38
FS14 1 F3 3
+ DC 2 4
32A 10x38
C37 R95 R96 R180
2.2µF PHB
850V
150K 0.25W 150K 0.25W 150K 0.25W
CN3
AUX_CONV +DC 4
To Aux.
3
Conve rte r
Q3 2
CS0153
SK60GB128 AUX_CONV -DC 1
27 28
G3-T
24 DC BUS
23
1
G3-B
2
E3-B
R97 R98 R181
150K 0.25W 150K 0.25W 150K 0.25W
1 F4 3
FS15 2 4
-DC 32A 10x38
1 F1 3
FS11 2 4
- BATTERY 32A 10x38
Powertronix spa reserves the right to modify this document without notice
R&D – SERVICE MANUAL DT0488
TAB.2
Power Interface BOARD (DE0152)
Power Interface BOARD (DE0152)
SCH.2
P+5
R182
16_+DC-BUS
100K 0.25W
R188 C40
2.2µF PHB
R183 150K 0.25W 850V
100K 0.25W
P+5
R99
6.8K R184 D41
100K 0.25W
1N4148
REF
D42 Q6
SK60GB128
R185
1N4148
G6-T
100K 0.25W
R100
6.8K
G6-B
R186 +
E6-B
C62
100K 0.25W 10µF 16V
R187
16_-DC-BUS 100K 0.25W
Location
UPS 10-15kVA
UPS 10-15kVA
OUTPUT INVERTER
Q4
SK60GB128
C41
2.2µF PHB 28 27
G4-T
850V 24
23
1
G4-B
Q5 2
E4-B
SK60GB128
28 27
G5-T E5-T
24
23
1
G5-B
2
E5-B
28 27
E6-T
24
23
1
2
C43
2.2µF PHB
850V
E4-T
FS20
L1
FS21
L2
FS22
L3
To Inverter
Inductor
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