ESP EX-400 Troubleshooting Guide download pdf (Page 24)

24

REPLACEMENT PARTS

SECTION 5

Figure 5-4. ESP-400 Power Source (Top View)

14

14

14

7

13

12

11 7

10

6

7

9

5

4

3

2

1

Item

No.

Qty

Req.

Part

No.

Description Circuit

Symbol

1

2

3

4

5

6

7

9

10

11

12

13

14

1

3

3

-

4

3

3

3

1

2

1

1

3

1

1

1

1

1

5

2232378

672772

17280010

2062304

950634

950124

950177

950711

672225

17280210

635686

672772

635568

31492

31444

993539

673458

17300008

Capacitor, 1300 µF, 450 V dc

Capacitor, 10 µF, 370 V ac (same as Item 6,

figure 5-2)

Resistor, 10 ohm, 100 W, 5%

Main Bridge Assembly. Includes following:

a. Reverse Silicone Rectifiers

b. Silicone Controlled Rectifiers

c. Bar Stud (for 4c.)

d. Spring Assembly, 2000 lbs (for 4c.)

e. Thermal Switch (for 4)

f. Standoffs (for 4)

Resistor, 1K ohm, 100 W

Terminal Block, 8-Position

Capacitor, 10 µF, 370 V ac (same as Item 3,

figure 5-3)

Terminal Block, 18-Position, 20 A

Constant Current PC Board Assembly

SCR PC Board Assembly

Capacitor, 1500 µF, 50 W V dc

Contactor, 110 V ac

Resistor, 8 ohm, 300 W, 10%

C26

C13,14,15

R1,2,3

BR

D4,5,6,7

SCR4,5,6

R27

TB4

C16,17,25

TB1

PCB1

PCB2

C20

K2

R22,23,24,25,

26

1 2 ... 19 20 21 22 23 24 25 26 27 28

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