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Wiring to Auxiliary Alarm Panels
The LT460 has two Form-C dry contact alarm output contacts (TB2 & TB3). Each contact is rated for 24 VAC
at 3 amp.
Figure 3 LT460 to Liebert environmental units
LT460
LT460
TB2
TB2
TB2-3 (N.C.)
TB2-3
(N.C.)
TB2-2 (C)
TB2-2
(C)
TB2-1 (N.O.)
TB2-1
(N.O.)
LT460
LT460
TB2
TB2
TB2-3
TB2-3 (N.C.)
(N.C.)
TB2-2
TB2-2 (C)
(C)
TB2-1
TB2-1 (N.O.)
(N.O.)
LT460
LT460
TB2
TB2
TB2-3 (N.C.)
TB2-3
(N.C.)
TB2-2 (C)
TB2-2
(C)
TB2-1 (N.O.)
TB2-1
(N.O.)
Figure 4 LT460 to Liebert contact monitor panel
LT460
LT460
TB2
TB2
TB2-3 (N.C.)
TB2-3
(N.C.)
TB2-2 (C)
TB2-2
(C)
TB2-1 (N.O.)
TB2-1
(N.O.)
© 2007 Liebert Corporation
All rights reserved throughout the world. Specifications subject
to change without notice.
Liebert Deluxe Sys/3,
Challenger, Himod or
Liebert DS
MM2 (8 Ton)
Environmental
Env. Unit
unit
24 (24V)
24
(24V)
50, 51, 55 or 56
51
Liebert Deluxe System/3,
Liebert MM2 (1 to 5 Ton)
Challenger, Himod or
Mini-Mate2 (8 ton)
Environmental
Env. Unit
unit
TB1-1
24 (24V)
TB1-2
51, 55 or 56
OR
Liebert Mini-Mate2
Liebert MM2 (1 to 5 Ton)
(1 to 5 ton)
Environmental
Env. Unit
unit
TB1-1 (24V)
TB1-1
TB1-2 or TB1-3
TB1-3
Liebert contact
Liebert Contact
Monitor Panel
monitor panel
Alarm panel
Alarm Panel
Input
Input
contact
Contact
(N.O.)
(N.O.)
Liebert Corporation
1050 Dearborn Drive
P.O. Box 29186
Columbus, OH 43229
(24V)
(24V)
Telephone: 1-800-877-9222
Facsimile: 1-614-841-6022
www.liebert.com
® Liebert and the Liebert logo are registered trademarks of
Liebert Corporation. All names referred to are trademarks or
registered trademarks of their respective owners.
SL-31052_REV0_06-07
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