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Summary of Contents for Valcom 1620ES-24VDC Series
- Page 1 Valcom Failsafe Unit 1620ES-24VDC SERIES Operation and Maintenance Manual...
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Page 2: Table Of Contents
Table of Contents Section Title Page 1. - Introduction………………………………………………….. 2. - Unpacking the Failsafe unit…………………………………. 3. - Installation…………………………………………………… 3.1 - Auto / Timed UPS Shut Down……………………………… 4. - Failsafe Operation…………………………………………… 5. - Maintenance…………………………………………………. 5.1. - Testing the Batteries………………………..………………… 5.2. - UPS RESET……………………………………………… 6. -
Page 3: Introduction
If there is any evidence of damage to the container you should report it to your carrier, a representative of Valcom, or to Valcom directly. Next inspect the control cabinet and the internal controls and if anything appears to be abnormal or damaged report it at once. -
Page 4: Installation
All the connections between the Failsafe unit and field equipment are provided for by the customer, unless a specific agreement has been reached with Valcom or its affiliates to provide such installation. The Failsafe enclosure may be punched or drilled for conduit attachments on any of the four... -
Page 5: Auto / Timed Ups Shut Down
3.1. – AUTO / TIMED UPS shut down The 1620ES-24VDC series includes an option that allows the system to be shut down in AUTO or TIMED mode. AUTO MODE requires that a Limit Switch from the valve actuator be connected to the controller for the system to shut down automatically after power failure. - Page 6 7. - Install the Fuses; (they were shipped separately for security reasons.) WARNING ! Valcom does not recommend the use of any of its Failsafe units in life support systems or in any life threatening applications where a malfunction or failure of the unit could cause...
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Page 7: Failsafe Operation
4. - Failsafe Operation This Failsafe unit was designed to perform automatically upon power failure. During normal operation the Failsafe will be in STAND-BY mode, the battery charger is trickle charging the batteries. During power failure the battery charger will stop charging, and the Failsafe will be automatically switched to the battery. -
Page 8: Maintenance
may set the potentiometers somewhere in the middle to get extra time before activating the Failsafe. If the generator goes online before the timer times out the Failsafe will return to “Normal Condition”. If the Generator fails to go online the Failsafe will transfer to Emergency Power sending the Actuator to its Failsafe position. -
Page 9: Ups Reset
drop bellow 11 Vdc. the battery is holding charge as expected, if the voltage drops bellow 11 Vdc. you need to perform a test with a battery load tester. 5.2 UPS RESET You may connect a momentary switch to the UPS RESET (TB3) terminal block; this will restore additional time of emergency power to the valve.