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Seaward Powercheck 1557 Instrument Verification System

The PowerCheck 1557 is a full instrument verification system in one rugged, drop-proof enclosure. It tests to BS 7671, BS EN 61557 and IET on-site Guide. It has full instrument verification against all relevant standards and confirms performance between verifications (this is information required by NICEIC, ELECSA, Corgi and others).

PowerCheck tests for Full Earth Continuity, Insulation Resistance, RCD Trip Time, RCD Trip Current and Loop Verification.

SPECIFICATIONS Earth Continuity Verification Test current In >200mA indication Test voltage 4V < Un > 24V indication Test resistances 0.5ohm and 2ohm

Insulation Resistance Verification Open circuit test voltage: 250V < Un < 375V indication 500V < Un < 750V indication 1000V < Un < 1500 indication Test current In >1mA into 1000ohm/V Max test current Ik <2mA Test resistances 0.25Mohm, 0.5Mohm, 1.0Mohm

Earth Loop Verification Test values Loop, Loop+1ohm, Loop+180ohm

RCD Verification Trip current 10mA, 30mA, 100mA Trip Times 20ms, 40ms, 500ms Test current multiplier 1/2n, In and 5 In verification

Voltage Verification Test Voltage 240V AC rms test output

Product Categories: Multimeters (bench)

  • Model Number: Powercheck 1557
  • Categories: Multimeters (bench)
  • Manufacturer: Seaward
  • Pricing: We have special and exclusive offers that change constantly. Please request a quote so we can get you the best price.
  • Delivery: Free and quick delivery

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