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Proton TT-4 4 AC Controller for Telecom Shelters

Proton TT-4 4 AC Controller for Telecom Shelters

Brand
Proton
Model number
TT-4

Controller for automatic duty sharing and changeover of air conditioners (Proton TT-4). Runs on 230 V AC 1-phase, LCD display.

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Key features

  • Fully programmable
  • Complete protection for A/C from Unhealthy condition
  • All set points programmable from keypad
  • Password protection for controller
  • 16 char. 2 lines LCD display with back light, on controller front panel
  • Four key interface for onsite programming
  • Separate alarm contacts for A/C fail alarm
  • Automatic display of A/C parameters one by one in Run Mode
  • Status & Healthy indication by LED on front panel
  • Alarm indication by LED on front panel
  • Room temperature sensing by precise sensor
  • Flexibility in using number of compressors
  • Separate outputs for each compressor.Direct display of actual voltage
  • Direct display of actual room temperature
  • Automatic Timer mode operation if Room sensor fails
  • All Faults are Auto resettable

Specifications

Specifications
SupplySingle phase 230 VAC, 50 Hz.
Display16 x 2 LCD Display for status & Faults.
Output30 Amps. At 250 V AC for A/C Contacts
Alarm O/P2 Nos. Alarm contacts @ 7A 250V
SensorNTC Temp. Sensor for room temp (Range 0 - 55C)
Fire AlarmFire Alarm input from Fire Panel
Indications1) Healthy indication for controller. 2) A/C ON indication for each A/C. 3) Alarm indication 2 nos: AC Alarm, Fire Alarm
Dimensions330mm(W) X 220 mm (H) X 80 mm (O)
Front Panel1) 16 char. 2 lines LCD display with backlight. 2) Key keypad for programming. 3) A/C1 ON indication. 4) A/C2 ON indication. 5) A/C3 ON indication. 6) A/C4 ON indication. 7) Healthy Indication by blinking Green LED. 8) ALARM indication by Red LED. 9) FUN,INC,DEC,ENT keys for parameter setting.
Sensing1) Inbuilt Voltage sensing for compressor. 2) Temperature sensing by precise Temp. Sensor. 3) Fire Alarm sensing.
Terminals1) Separate O/Ps for each Compressor. 20 Temperature sensor. 3) Alarm relay o/p.
Alarms/ Protections1) Over Voltage protection set point user settable. 2) Under Voltage protection set point user settable. 3) High/low temperature alarm set point user settable.
Options
Optional featuresMulti-tone selection site selectable.; Silent push button can be provide to mute sound.; Extra Potential free relay output contact can be provide.; operating Supply voltage can be from 20V DC to 60V DC. Or 90 to 270VAC.

Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.

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