Ac4 liebert manual

AC4 Configuration CONTROLS 1 TO 4 DEVICES AC8 Configuration CONTROLS 1 TO 8 DEVICES LIEBERT® CONTROLLERS SYSTEM CONFIGURATIONS: Liebert AC4 – Two to four device controller. Powered by 24 VAC. Optional to 24 VAC and to 24 VAC transformers. Liebert AC8 – Two to eight device controller with modem, control relays and SiteScan interface. Liebert®AC4 UserManual. TechnicalSupportSite AC4. 2. Ifnecessary,removea conduitknockoutto permitwireentryinto theLiebertAC4 enclosure. 3. Bringthewire(s)into theLiebertAC4 enclosurethrougha conduitknockoutor accessslot. 4. Loosentheappropriate screwandslipthe strippedendofthewire. Liebert® AC4 Controller Autochangeover controllers are ideal for coordinated control of systems with redundant data center infrastructure equipment, such as multiple environmental units or pumps. When the controller detects an alarm in an operating device, a standby device is enabled and the device in alarm is either disabled or left operating as configured.

AC4 Configuration CONTROLS 1 TO 4 DEVICES AC8 Configuration CONTROLS 1 TO 8 DEVICES LIEBERT® CONTROLLERS SYSTEM CONFIGURATIONS: Liebert AC4 – Two to four device controller. Powered by 24 VAC. Optional to 24 VAC and to 24 VAC transformers. Liebert AC8 – Two to eight device controller with modem, control relays and SiteScan interface. Liebert® AC4 Controller Autochangeover controllers are ideal for coordinated control of systems with redundant data center infrastructure equipment, such as multiple environmental units or pumps. When the controller detects an alarm in an operating device, a standby device is enabled and the device in alarm is either disabled or left operating as configured. The Liebert AC4 can perform routine testing of standby devices and alert personnel if a standby device fails an operating test and requires attention. The system monitors the status of connected devices and keeps personnel apprised by local www.doorway.ru Liebert AC4 controller can interface with anything that closes an electrical contact. Benefits.

The Liebert AC4 will enable redundant units in an alarm condition, balance usage and test standby units at programmed intervals. Two common alarm relay outputs. Infrastructure Management Monitoring For Business-Critical Continuity Liebert AC4 User Manual TABLE OF CONTENTS INTRODUCTION Methods of Viewing and. The item may have some signs of cosmetic wear, but is fully operational and functions as intended.. . Brand: Liebert. MPN: AC4. Shipping Delivery.