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DC Power Systems & Inverters

Quest Controls TELSEC ESB

The TELSEC? ESB provides an integrated surveillance?solution to monitor and control all environmental?and access control functions and equipment?alarming:

  • Performs all controlling, monitoring, and communication functions in a single product.
  • Install in CEVs, CUEs and Cabinets.
  • Install in COs and Data/Computer Centers.
  • SNMP, embedded Web Server, and Email Alarm?Messaging.
  • Compact, versatile package operates with a standard?control program or can be customized to meet your?requirements.
  • Enables remote interrogation of remote sites from?any alarm and/or maintenance center.
  • UL Listed, and CE, mountable in customized UL?approved Panel Enclosures.

Acting as your smart eyes and ears, the TELSEC??delivers large savings and quick payback by:

  • Reducing energy costs via intelligent HVAC lead/lag?control strategies.
  • Reducing visits to remote sites.
  • Eliminating downtime by acting as an early warning?system.
  • Reducing capital expenditures by replacing multiple?devices to accomplish the same task.
  • Extending life of critical operating equipment including?air conditioners, generators and power equipment.
  • Providing remote visibility and 2-way communications.


  • ?TCP/IP over Ethernet Connectivity. Supports SNMP v1, SNMP v2c.
  • Expandable to 128 universal inputs, 64 digital outputs and 10 analog?outputs plus 16 stand alone RTU HVAC controllers.
  • Controls multiple air conditioning units for fan, cooling, heat, and economizer?through optional Intelligent Roof Top Unit Stand Alone Controllers.
  • Non-volatile FLASH memory prevents program loss & stores program upgrades.
  • Monitors all environmental alarms: temperature,?humidity, fire/smoke, toxic and combustible gas, high water.
  • Built-in RS-232 communications port for on-site?monitoring and programming.
  • Built-in 2 line, 40 character LCD display and 18 button?keypad for system status and setpoint changes.
  • Card access control of up to 4 doors with 600?cards per system, logging last 800 entries plus?Intrusion Monitoring.

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