Emerson Liebert APS Installation Manual download pdf (Page 19)

Chapter 1 Installation 11

Liebert APM Modular UPS User & Installation Manual

1.7.2 BCB Port

J6 is the battery circuit breaker (BCB) port. The port is shown in Figure 1-6 and described in Table 1-9.

GND

DRV

12V

Figure 1-9 BCB port

Table 1-6 BCB port description

Position Name Description

J6.1 DRV BCB driver signal – (reserved)

J6.2 FB BCB contact state – (reserved)

J6.3 GND Power GND

J6.4 OL BCB on line – input (normally open): This pin will become active when the BCB port is connected

The connection between the BCB port and the BCB is shown in Figure 1-10.

电池开关

BCB

J10

GND

DRV

Aux-N.O.

Figure 1-10 Connection between BCB port and BCB

1.7.3 Maintenance Bypass Switch And Output Switch State Port

J9 is the maintenance bypass switch and output switch state port. The port is shown in Figure 1-8 and described in

Table 1-7.

Figure 1-11 Maintenance bypass switch and output switch state port

Table 1-7 Description of maintenance bypass switch and output switch state port

Position Name Description

J9.2 IN_S Maintenance bypass switch state

J9.3 EXT_OUT

Output switch state

J9.4 GND Power GND

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Emerson Liebert APS Installation Manual Page 19