Emerson SmartSwitch manual Convenient, from selection to maintenance

Convenient, from selection to maintenance.

Three different configurations allow the unit to be placed under a raised floor, mounted on a wall or used in a rack, based on your site needs.

■Choice of output receptacles and connector is available to match your load specifications, simplifying system installation and setup.

■Selectable preferred input feature allows you to determine the normal and alternate power source of your choice without rewiring or load shutdown.

■Integral maintenance bypass to both input sources provides a safe and fast solution to servicing the Liebert SmartSwitch without disturbing your protected equipment.

■Hot swappable electronics module and bypass feature allow your protected equipment to remain up and running, even when the Liebert SmartSwitch module is being replaced or serviced.

■LED indicators provide at-a-glance operating status. Eight output contacts are available for remote status indication. RS232 ASCII communications port allows setpoint control and remote monitoring.

■ETL Listed to UL Standard 1008 for safety.

■CE Mark (50 Hz) — complies with EMC and low voltage directives.

Liebert SmartSwitch includes	The unit is available
manual transfer test capability	with your choice
to assure continued proper	of receptacles and
operation.	connector,simplifying
	installation and setup.

			1/2" KNOCKOUT
		17.25"	0.88" (22mm)
		(438mm)	(TYP. 8 PLACES)
RACK MOUNT
STATUS CONTACTS		REMOVABLE
CONNECTOR		"HOT-SWAPPABLE"	20.4"
	18.5"	ELECTRONICS
			(518mm)
OUTPUT	(469mm)	MODULE
	INPUT & OUTPUT
RECEPTACLE	CONNECTIONS
RS-232 CONNECTOR

		19" (483mm)			NORMAL
		18.3" (465mm)
	0.85"		0.279" (7mm) x		MAN.	MAN.
			0.406" (10mm) SLOT		XFER	XFER
	(21.5mm)				51	52
			(4 SLOTS)
					BYPASS	BYPASS
					TO 51	TO 52
5.20"	3.5" (88.9mm)			BYPASS / TRANSFER SWITCH
(132mm)
				(LOCATED BEHIND KEYLOCK COVER)
	LED SWITCH STATUS		KEYLOCK LATCH
	INDICATORS

AIR EXHAUST AREA	RS-232 CONNECTOR
DO NOT BLOCK	STATUS CONTACTS CONNECTOR

COVER

PLATE

	3.15"
TOP VIEW	3.76"	2.25"	1/2" KNOCKOUT
		2.25"
			0.88" (22mm)
WALL MOUNT			(3 PLACES)
0.28" (7MM)		BOTTOM VIEW
(6 MTG. HOLES)
20.0"
			11.1"

					LED SWITCH STATUS
	PREFERRED SOURCE			ALTERNATE SOURCE	INDICATORS AND LABELS
		52		51
					KEYLOCK LATCH
25.4"					REMOVABLE "HOT-SWAPPABLE"
					ELECTRONICS MODULE
					NORMAL		25.4"		26.9"
INPUT, OUTPUT		52		51
					MAN.	MAN.
AND CONTROL					XFER	XFER
				Bypass Switch	51	52
CONNECTIONS				Transfer Control
					BYPASS	BYPASS
LOCATED BEHIND	INPUT	SOURCE 52	SOURCE 51
	DO M C	B A DO M C B A	DO M C B A		TO 51	TO 52
REMOVABLE					BYPASS / TRANSFER SWITCH
ACCESS DOORS
					(LOCATED BEHIND KEYLOCK COVER)
	2.0"	8.0"		8.0"	.75"
									2.5"
								10.7"
		FRONT VIEW					AIR INTAKE
							2 SIDES

RIGHT SIDE VIEW

11" (279mm)

UNDER FLOOR

INPUT CONNECTIONS

RELAY CONTACTS & RS-232

PORT

OUTPUT RECEPTACLE

"HOT-SWAPPABLE" ELECTRONICS

51	52
	20"
	(508mm)
51	52
PERFERRED SOURCE	ALTERNATE SOURCE
	20"
(508mm)

Hot swappable electronics module and bypass feature allow your protected equipment to remain up and running, even when the SmartSwitch is being serviced.

LED indicators provide at-a-glance operating status. Eight output contacts are available for remote status indication. RS232 ASCII communications port allows setpoint control and remote monitoring.

With separate sections for power connections and electronics, Liebert SmartSwitch can sustain power to the load even when the electronics module is being swapped for service.

Source 1 Output Source 2

Logic and Power Supplies

Connections and Bypass Section

Hot-Swap Electronics Section

3