Custom Fan Tray Design

Custom Fan Tray Design – Fan Tray for Telecom Cooling

Control Resources’ custom electronic design and manufacturing group provided a telecom fan controller for this unique fan tray design. This custom fan controller included power regulation and I2C communications. Our experience with telecom fan controller design optimized this fan tray for maximum performance and reliability. CRI’s ISO 9001:2000 registered electronic design and manufacturing facilities have the capability to provide complete custom fan tray solutions from prototype to production.


Custom Fan Tray Design – Fan Tray for Telecom Cooling

Custom Fan Tray Controller Specifications:

    • Input Voltage: -36 to -72 VDC
      • Dual input, diode OR’ed on both positive and negative feeds
      • Fused on all lines (four fuses)
      • Reverse polarity protection
    • Output Power: 240 Watts, 9 Amps at 24 VDC
      • Efficiency >90+%
      • Fan soft-start with in-rush limiting
      • Hot-swap capable
      • Over-voltage and over-current protection
      • Low voltage lock-out
    • I2C communications specifications:
      • PWM fan speed control
      • Tachometer fan speed reporting
      • Fan & temperature alarm reporting

 

  • Custom fan tray design specifications:
    • Reliability prediction per Telcordia TR/SR-332 at 40C
    • MTBF per TR/SR-332 of 1,000+ khrs
    • Field replaceable, hot pluggable, and 1+1 redundancy
    • Single fan tray failure will not be service limiting
    • PCB size constrained by fan placement requiring design to fit “between” fans.

 

“You supply the fan tray specification, we provide the turnkey product”

Let Control Resources help you with your
custom fan tray design production requirements.
Contact our custom fan tray design group today.

Call 978-486-4160 today or fill out our Contact Form.

Custom Fan Tray DesignFan Tray for Telecom Cooling

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Initially designed for our own engineering lab, CRI also offers versatile, low cost test equipment for test benches, laboratories, field work and repair facilities.