Emerson UPS Systems TB1-13 TB1-12 TB1-11 TB1-10 TB1-9, Control wiring connections without

Installation Drawings

Figure 15 Liebert NXL Maintenance Bypass Cabinet Control wire diagram without interlock

Connections at UPS External

Interface Board (EIB) 1 3

02-806708

		TB0821
		TB0811	3
		1
1	3	TB0813	3
		1
		TB0824

LOW VOLTAGE

TERMINAL STRIP

- TB1 -

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

TB1-13 TB1-12 TB1-11

TB1-10

TB1-9

TB1-8 TB1-7 TB1-6

TB1-5 TB1-4 TB1-3 TB1-2

TB1-1

TB0813

TB0811

TB0823

TB0821

EPO PB SW

Table 4	Control wiring connections without
	interlock
From	To	Purpose
TB1-1	Customer EPO
	Push Button Switch
		EPO Signal
TB1-2	Customer EPO
	Push Button Switch
TB1-3	TB0821-2	Maint. Bypass Enable
TB1-4	TB0821-1	Contacts
TB1-5	TB0824-3
TB1-6	TB0824-2	UPS REPO Contacts
TB1-7	TB0824-1
TB1-8	TB0811-3
TB1-9	TB0811-2	MIB Contacts

WIRE DIAGRAM WITHOUT INTERLOCK

TB1-10	TB0811-1
TB1-11	TB0813-3
TB1-12	TB0813-2	MBB Contacts
TB1-13	TB0813-1

22