Emerson 460 installation manual Wiring to Auxiliary Alarm Panels

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

	Liebert Deluxe Sys/3,
LT460	Challenger, Himod or
	Liebert DS
	MM2 (8 Ton)

TB2

-3	(N.C.)
TB2-3	(N.C.)
TB2--2	(C)
TB2--11	(N.O.)
	(N.O.)

Environmental

Env. Unit

unit

24 (24V)

510, 51, 55 or 56

LT460

LT460

TB2

TB2--3	(N.C.).C.)
TB2-2	((C)
TTB2--11	(N.O.O.) .)

Liebert Deluxe System/3,

Challenger,Lieb rt MM2 (1Himodto 5 Ton)or

Mini-Mate2 (8 ton)

Environmental

Env. Unit

unit

TB124 (24V)-1 (24V)

TB151, -552 or 56

LT460	OR
	Liebert Mini-Mate2
	t M 2 (1 to 5 Ton)
TB2	(1 to 5 ton)
	Environmental
TB2-3 (N.C.C.).)
-	Envunit. Unit
TB2-2 (C)	TB1-1 (24V)
TB22--11(N.O.O.) .)	TB1-32 or TB1-3
Figure 4 LT460 to Liebert contact monitor panel
LT460	Liebert contact
	Contact
	Mo Panel
TB2	monitor panel
TB2-3-3 (N.C.)	Alarm panelP l
(N.C.)
TB2--22 (C)	Input
(C)	Ccontactt
TB2-1-1(N.O.)(N.O.)	.O.)
	(N.O.)

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