MGE UPS Systems STS 600A - Manual (Page 32)

They should not pass near interference-emitting equipment or sensitive loads. Complete wiring instructions for your
installation are provided on the installation drawings supplied with the equipment.
2.3.3 Remote Emergency Power Off (REPO) Cable Connections
Control connections are available for “Remote Emergency Power Off” (REPO) through a customer-supplied
normally open dry contact or pushbutton.
a) Connect the emergency power off N.O. contact or pushbutton to terminals 1 and 2 of the customer terminal
block TB1. Run control wires in the wireway provided in the front portion of the STS cabinet. See Figures 1-5
and 1-6, they show the panduit wire-ways used to thread wire through the conduit plates ( top or bottom entry).
b) If two or more STS’s are connected in parallel to a single REPO contact or pushbutton, ensure that each side
of the contact or pushbutton is connected to the same terminal on all the STS’s.
2.3.4 Remote Source Loss Test Cable Connections
Control connections are available for “Remote Source Loss Test” through a customer-supplied normally open dry
contact or pushbutton.
a) Connect the source loss test N.O. contact or pushbutton to terminals 3 and 4 of the customer terminal block
TB1. Run control wires in the wireway provided in the front portion of the STS cabinet. See Figures 1-5 and
1-6, they show the panduit wire-ways used to thread wire through the conduit plates ( top or bottom entry).
b) If two or more STS’s are connected in parallel to a single Source Loss Test contact or pushbutton, ensure that
each side of the contact or pushbutton is connected to the same terminal on all the STS’s.
Figure 2-3: Control Connections
Epilson STS TM
Installation 2 — 4 86-504004-00 B03
TB1
REMOTE EPO
N.O. CONTACT
OR PUSHBUTTON
REMOTE
SOURCE LOSS TEST
N.O. CONTACT
OR PUSHBUTTON
4
3
2
1