Controls power supply (cps), Cont’d), Figure 18 figure 19 – GE ZBTSD User Manual

Page 28

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26

GE Zenith Controls

ZBTS / ZBTSD Operation and Maintenance Manual (71R-4000A)

Figure 18

Figure 19

Standard Transition CPS Schematic

Delayed Transition CPS Schematic

Controls Power Supply (CPS)

(cont’d)

GND

903

902

801

901

807

804

803

904

905

906

805

806

(BLANK)

(BLANK)

GROUND

C.V. SCR-E CONTROL VOLTAGE (SOURCE 2)

COMMON

J5

24V

10V

11V

XE1

30

31

24V

10V

11V

10V

XN1

XN2

20

21

22

XN1 -

XN2 -

XE1 -

SOURCE 1 CONTROL TRANSFORMER

SOURCE 1 3 PHASE SENSING

TRANSFORMER

SOURCE 2 CONTROL TRANSFORMER

3 PHASE SOURCE 2

SINGLE PHASE SOURCE 2 SENSING

3-PHASE SOURCE 1 SENSING

SOURCE 1 CONTROL POWER

SOURCE 2 CONTROL POWER

800

902

804

803

805

806

804

807

900

902

904

903

905

906

800

900

SOURCE 2 24V OUTPUT

SOURCE 1 24V OUTPUT

(18)

(1)

32

XE2

907

904

907

XE2 - SOURCE 2 3 PHASE SENSING TRANSFORMER

808

908

C.V. SCR-N CONTROL VOLTAGE (SOURCE 1)

JC

C.V.

SCR-N

801

JC

JC

JC

C.V.

SCR-E

C.V. SCR-N CONTROL VOLTAGE (SOURCE 1)

C.V. SCR-E CONTROL VOLTAGE (SOURCE 2)

C.V. SCR-EO CONTROL VOLTAGE (OPEN SOURCE 2)

C.V. SCR-NO CONTROL VOLTAGE (OPEN SOURCE 1)

SCR-NO

JC

908

JC

C.V.

SCR-E

C.V.

901

JC

JC

908

808

JC

SCR-EO

C.V.

JC

JC

801

JC

SCR-N

C.V.

GND

907

903

902

801

901

807

804

803

904

905

906

805

806

GROUND

COMMON

J5

24V

10V

11V

10V

24V

10V

11V

10V

XN1

XN2

20

21

22

XN1 -

XN2 -

XE1 -

XE2 -

SOURCE 1 CONTROL TRANSFORMER

SOURCE 1 3 PHASE SENSING

TRANSFORMER

SOURCE 2 CONTROL TRANSFORMER

SOURCE 2 3 PHASE SENSING

TRANSFORMER

SINGLE PHASE SOURCE 2 SENSING

3-PHASE SOURCE 1 SENSING

SOURCE 1 CONTROL POWER

SOURCE 2 CONTROL POWER

800

902

804

803

805

806

804

807

900

902

904

903

905

906

904

907

800

900

SOURCE 2 24V OUTPUT

SOURCE 1 24V OUTPUT

(18)

(1)

908

808

XE1

30

XE2

31

32

3-PHASE SOURCE 2 SENSING

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