Name: Eaton 93PS
Brand: Eaton
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NOTE: If batteries are wired outside the cabinets, obey the installation

instructions given in Section 4.4.3 UPS system power wiring preparations. See

Tables 14: Minimum recommended multi-core cable and fuse sizes for rectifier

and bypass input and UPS output cables (3–phase input, 3–phase output

models) and 15: Minimum recommended multi-core cable and fuse sizes for

rectifier input, bypass input and UPS output cables (3–phase input, 1–phase

output) for the recommended cable and fuse sizes.

5.5 Install a remote EPO switch

You can use a remote EPO switch in case of an emergency to shut down the

UPS and remove power to the critical load from a location away from where the

UPS is installed.

EPO is connected to the UPS's top front panel, on connector EPO. Figure

20: Connections of the EPO switch shows the NO and NC connections of the

EPO switch.

EPO connector (front view):

• A = Normally open

• B = Normally closed

Figure 20: Connections of the EPO switch

NOTE: In "Normally closed" (B) situation a jumper between pins 3 and 4 is

needed.

Eaton 91PS/93PS UPS 8–40 kW User’s and Installation Guide

Eaton 93PS User Manual

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