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ABB SA-1 Instruction Leaflet page 6

Generator differential relay
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41-348.1H
Circuit Symbol
Resistors
Resistors
Resistors
Zener
SCR
Reactor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Diode
Diode
Zener
SCR
Transistor
Transistor
Transformer
Resistor
Capacitor
Capacitor
NOTE: The values of R17, R18 and R19 are between 0 and 100 Ohms. They are determined in test.
6
Electrical Part List
UT, UM, UB
LT, LM, LB
R14
Z2
L1
SA Module Style Number 408C673G01 Sub 35
R1
R2
R3, R4 R5
R6
R7
R8
R9
R10
R11
R12
R13
R17, R18, R19
C1, C2, C3, C13
C4
C5
C6
C7
C8, C9
D1 to D24
D25, D26
Z1
T1, T2
T3
TR-1
SPK Module Style Number 1584C21G01
R15
C10, C11
C12
Table 2:
Reference
60 Ohms, 25W
265 Ohms, 25W
1.8K, 40 W
IN2986B
270 Ohms, 1W
2K, 5%
15K, 5%
2.7K, 5%
68K, 5%
27K, 5%
2.2K, 5%
100 Ohms, 10%
220 Ohms, 5%
680 Ohms, 5%
47K, 5%
33 Ohms, 5%
25 MFD, 125V
22 MFD, 35V
0.5 MFD, 200V
2.2 MFD, 35V
2.0 MFD, 200V
0.47 MFD, 50V
IN4821
IN645A
IN752A
K1149-13
2N3417
2N2647
470 Ohms, 1W
0.01 MFD, 1.5KV
2.0 MFD, 200V
Type SA-1
Generator Differential Relay
Style
1875676
1725542
187A321H06
629A798H03
184A614H05
1478B98G01
184A635H06
184A763H34
184A763H55
184A763H37
184A763H71
184A763H61
184A763H35
184A763H03
184A763H11
184A763H23
184A763H67
187A290H13
184A637H01
184A661H16
187A624H03
837A241H16
187A624H05
762A680H04
188A342H16
837A692H04
186A797H12
184A640H13
848A851H02
629A435H01
629A372H02
187A643H19
3516A36H03
3509A33H01

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