Terminal Block Communication; Any Mode Shutdown - Emerson SolaHD S4K2UC Series User Manual

The terminal block includes eight pins, as shown in Figure 26.

Figure 26: Terminal block layout

The purpose of Any Mode Shutdown is to shut down the UPS output by turning o the recti er, inverter and static bypass

switch so that there is no power to the loads.

Any Mode Shutdown can be operated locally and remotely, as described as follows:

Local Any Mode Shutdown can be performed by shorting Pin 1 and Pin 2

•

Remote Any Mode Shutdown can be performed by a switch connected to Pin 1 and Pin 2 and mounted at a remote

•

location

NOTES:

Remote Power o will be performed either by NO or NC contact of Any Mode Shutdown, depending on the settings

•

in the con guration program.

A current-limited source for the optocoupler (+12 V dc, 50 mA) will be available from the UPS.

•

The connection to the UPS for remote connection will be via terminal block connector.

•

Any Mode Shutdown wiring must conform to all national, regional and local wiring regulations.

•

WARNING

!

When the Auto-Enable output option is selected and the UPS output is disabled using Pin 1 and Pin 2, the S4K2UC's

output can turn on automatically and without warning if the Pin 1 and Pin 2 connection is changed.

1

Any Mode

2

Shut Down

3

Battery Mode

4

Shut Down

5

Battery Mode

6

7

Low Battery

8

S4K2UC SERIES USER MANUAL | 33