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Martindale MARPD440SRDX | PD440SRDX 440V AC/DC Proving Unit | 4 Ranges & CALCHECK - generaltechuae

Martindale MARPD440SRDX | PD440SRDX 440V AC/DC Proving Unit | 4 Ranges & CALCHECK

Part Number : MARPD440SRDX

The PD440SRDX (MARPD440SRDX) is a four-range 440V AC/DC proving unit with the CALCHECK feature. CALCHECK makes it straightforward to verify the insulation and low-resistance ranges on 18th Edition multifunction installation testers wherever the work is. Output mode is switched by push button, and the unit is housed in an over-moulded low-profile case with magnetic hanger.

Key features

  • Proving up to 440V AC or DC, 4 stepped ranges
  • CALCHECK for 18th Edition tester resistance ranges
  • Push-button AC/DC switching
  • For high and low impedance devices
  • Compatible with S-series magnetic hanger
Availability: in stock
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