Seaward PH3-LLT Proving Unit

The Seaward PH3-LLT is a lightweight compact proving unit providing a nominal output voltage of 500V DC. Output Voltage - 500V DC nominal Output current - 0.45mA into 2kohm.The PH3-LLT has been designed to perform tests: a) In a dry environment. b) At a altitude of up to 2000m. c) At temperature of 5°- 40°C without moisture condensation.To maintain the specified performance, the instrument must be verified at regular intervals by either the manufacturer or an authorised Seaward Service Agent. We recommend a calibration period of one year.The Seaward PH3-LLT proving unit is approved by Network Rail Certificate of Acceptance No. PA05/03345.Seawrd PH3-LLT Specifications:Output Voltage - 500V DC nominal.Output current - 0.45mA into 2kohm.Two non-touchable terminals.Neon ‘active’ indicator.Compliance BS EN61010.Power Supply: 9Vdc, PP3 Alkaline battery.Degree of Protection: IP40.Dimensions: 110mm(h) x 85mm(w) x 60mm(d).Seaward PH3-LLT warranty: 1 year.

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