Seaward Primetest 250 PLUS 3-Phase PAT Testing Kit

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  • THE ultimate PAT kit for actively testing 3-Phase appliances
  • Includes Seaward TPA 3-Phase Adaptors for 16A and 32A 5 Pin equipment
  • Includes a vast range of other essential PAT testing accessories

rrp £1,579.00

now £841.00 (Ex. VAT) £1,009.20 (Inc. VAT)

rrp £1,579.00

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  • Description

    Seaward Primetest 250 PLUS 3-Phase PAT Testing Kit

    The Seaward Primetest 250 PLUS PAT 3-Phase Kit has been designed for users who are required to conduct a full PAT test on 16A and 32A 3-Phase equipment found in factories and workshops. Complete with manual entry software this is the ideal kit for keeping a record of tested appliances along with report printing functionality.

    Seaward Primetest 250 PLUS Key Features:

    • Logs and downloads PAT results and appliance ID numbers
    • Tests to full compliance with the IEE Code of Practice
    • Full and comprehensive 3-Phase Equipment testing (using supplied adaptors)
    • RCD Trip Time Testing
    • Battery driven for mains free testing
    • Tests IEC leads including polarity check
    • Automatic Test Sequences
    • Hand held and Lightweight
    • Selectable 250V or 500V Insulation Test.
    • 3-Phase Equipment testing (using supplied adaptor)
    • Carries out Protective Conductor/Touch Current (using mains supply on both single and 3-phase.

    *This product qualifies for our exclusive Limited Lifetime Warranty. For more information please click here.

    The Seaward Primetest 250 PLUS Portable Appliance Tester offers simple operation for performing PAT testing, RCD testing and 3-phase testing. In addition this PAT tester also has a 250V DC insulation test for sensitive appliances and surge protected leads.

    Test results are stored on the internal memory and can be downloaded into a basic PAT utility programme or manually typed into SimplyPATs Version 7 Manual Software for creating professional certificates and reports. 

    The Primetest 250 PLUS 3-Phase kit comes suppplied in a bespoke bag to fit the PAT tester and basic accessories. This also includes the NTB-1 RCD Isolator allowing trip time testing on portable RCD's in accordance with the IET Code of Practice while isolating the RCD and thus not risking tripping the mains supply when testing. 

    The auto test sequence buttons and clear display of Pass/Fail with test results make the Primetest 250 PLUS PAT tester perfect for both entry-level and intermediate users. 

    This is the ideal kit if you are looking for a versatile and battery powered PAT tester supplied with the equipment suitable for properly PAT testing 16A and 32A 3-phase appliances. 

    This kit includes:

  • Specification

    Earth Continuity

    • Output Current: 200mA
    • Test Voltage (o/c): 9V DC nominal
    • Test Duration (Class I Test): 2s nominal
    • Display Range: 0.01 ohm to 19.99 ohm
    • Pass Value (Class I Test): 0.2 ohms

    Insulation Resistance

    • Test Voltage: 250/500VDC @1mA nominal, < 2mA (s/c)
    • Test Duration (Class I or II): 2s
    • Display Range: 0.01 Mohm to 19.99 Mohm
    • Pass Value: 1.0 Mohm (Class I), 2.0 Mohms (Class II)

    Equivalent Leakage

    • Test Voltage: 40V Nominal AC 50Hz Open Circuit
    • Test Duration: 2s – 30s nominal
    • Display Range: 0.1 mA to 19.99mA
    • Pass Value: 0.75mA (Class I), 0.25mA (Class II)

    IEC Lead Test

    • Test voltage: 5V DC nominal
    • Test Duration: Time for test (2s max)
    • Test: Live / Neutral Checks for o/c, s/c and crossed

    Protective Conductor Current

    • Test Voltage: Supply Voltage, max current 13A
    • Test Duration: 30s maximum
    • Display Range: 0.15 mA to 9.99 mA
    • Pass Value: 0.75mA/3.5mA (user selectable with 0.75mA as default)

    Touch Current

    • Test Voltage: Supply Voltage, max current 13A
    • Test Duration: 30s maximum
    • Display Range: 0.10 mA to 5.00 mA
    • Pass Value: 0.25mA

    3 phase differential leakage current (Requires 3 phase adaptor accessory)

    • Test Voltage: 3 phase supply voltage
    • Test Duration: continuous measurement
    • Display Range: 0.10 mA to 9.99 mA
    • Pass Value: 3.5mA

    RCD Trip Time

    • Test Voltage: Mains supply voltage
    • Test Current: 10mA / 30mA rms sinusoidal
    • Test Current Phase: 0°/180° auto switched on alternate tests
    • Measuring Range: 0ms – 500ms
    • Pass Value: 200ms

    Power Socket Check

    • Input voltage range: 225 – 254V AC max current 13A UK
    • Indicators: Phase to Earth, Phase to Neutral, Neutral to Earth
  • Supplied Accessories

    • Seaward Primetest 250 PAT Tester
    • SimplyPATs Version 7 Manual Software
    • Seaward 16A Three Phase Adaptor
    • Seaward 32A Three Phase Adaptor
    • Seaward NTB-1 RCD Adaptor
    • Microwave Leakage Detector
    • 150 Microwave Emission Labels
    • 110V Appliance Adaptor
    • 110V Extension Lead Adaptor
    • IEC PAT Adaptor Kit
    • TEK989 Socket Tester
    • 1000 Pass Labels
    • 200 Fail Labels
    • 250 PassWrap Cable Labels
    • 100 PermaTAG Industrial Cable Labels
    • Earth Bond Lead
    • 230V Extension Lead
    • Mains Lead
    • 6 x AA Batteries
    • Seaward PATBag Carry Case
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  • Delivery Information

    At we understand the importance of a reliable delivery service when shopping online. Especially when the goods are often essential to your working day. If your goods are required by a certain date please feel free to contact us for an honest and realistic indication whether this can be met. We aim to process all orders we receive within 1 to 3 working days, however from time to time we do have an increased demand for certain products or there might be delays from the manufacturer. In such cases delivery of your equipment may be subject to a minor delay.

    We use DPD/Interlink for all larger items and Royal Mail for smaller items and accessories. With DPD/Interlink you will receive a 1 hour delivery window on the day of delivery via e-mail/text and a notification 15 minutes before arrival so you will not have to wait around all day. You can even manage your booking online and re-arrange delivery for another date or arrange the goods to be left with a neighbour of your choice.

    We also offer delivery options for goods required urgently on certain products, all which are sent by DPD/Interlink.

    Our charges for UK deliveries:

    • FREE Delivery (on select products only): typically 3-5 working days*
    • Standard Delivery at £4.95: 2-3 working days
    • Next Working Day Delivery (on select products only) at £7.50
    • Pre-Noon Next Working Day Delivery (on select products only) at £9.50*
    • Pre-10.30am Next Working Day Delivery (on select products only) at £18.50*
    • Saturday Pre-Noon Delivery (on select products only) at £14.50*
    • Sunday Pre-Noon Delivery (on select products only) at £14.50*

    *UK mainland only

    NOTE! For next working day or Saturday/Sunday delivery options the order MUST be placed no later than 3pm on the working day before delivery is required. After 3pm, please arrange with our staff before selecting a priority delivery service. Priority services are available to UK mainland residents only (this might exclude certain areas in the north of Scotland).

    Customers outside the UK: exports to many countries all over the world. Prices for shipping vary on location and weight/dimensions. Costs are calculated for certain countries at the checkout. If your country is not included in this list please e-mail with your name, address and the items you would like to order for an accurate shipping quote or go to for more information.

    For more information on delivery, please see our terms and conditions.