Ametek HDR ZF1 350-500A SCR Power Controls

Model ZF1 SCR Power Control (350-500A)

ZF1, Single Phase, Zero Fired, 350-500 Amp for Resistive Loads
  • $2221.00
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  • Weight
    35 lbs
  • SKU
    ZF1 350-500A
  • Mnf#/Vendor#
    ZF1 350-500A

ZF1 SCR Power Controls (Single Phase, 350 or 500 Amps Rated)

ZF1 series SCR power controls are single phase zero-fired power controls designed to deliver maximum power control and reliability for the most demanding applications. Zero fired units turn on and off full sine waves rapidly for precise power control. The controls use variable time base for very high output resolution.


AC Voltage Input

AC Voltage Output

For RESISTIVE Loads Only

ZERO FIRED Variable Time Base


Shipment in 2 weeks (Expedited Delivery Possible).


Load Type: Resistive Only (Not for transformer or inductive loads)
Control Method: Zero Firing of back to back SCRs
Voltage Ratings: Models available for up to 600VAC
Current Ratings: 350 or500Amps
Command Signals: Most standard process signals are supported
Isolation: 2500V RMS from power circuit to command signal and ground
Bias and Gain Adjustments: Multi-turn
Fuse Protection I Degrees R Fusing Included
Fan Cooling Included
Heat Sink Thermostats Included
Ambient Temperature Range: 0-50 Degrees C Operating, 0-70 Degrees C Storage
Relative Humidity: 0-95% Non-condensing
Agency Approvals: UL, cUL Listed, CE Compliant
Warranty: 5 Years


SCR ZF1 350-500A

Additional Information

Click Here to Download Product Manual

Click to contact ISE with application assistance, product selection help or models not listed.   Additional models are available.

  • Voltage
    (120) 120 VAC, (240) 208 or 240 VAC, (400) 400 VAC, (480) 480 VAC, (575) 575 VAC
  • Current Rating
    (350) 350 Amps, 350-LG) 350 Amps with Line and Load Lugs, (500) 500 Amps, (500-LG) 500 Amps with Line and Load Lugs
  • Thermostat Option
    (NO) N.O. Thermostat, (NC) N.C. Thermostat
  • Command Signal Input
    (01) 4-20mA, (02) 0-10 VDC, (03) 0-5 VDC, (05) Manual Pot Input (Requires 5K Pot)
  • Manufacturer
    Ametek HDR
  • Made In USA
  • Agency Listing
    • UL
    • cUL
    • CE
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