Seaward ERT 1557 Earth Resistance Tester

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The Seaward ERT1557 tests earth resistance on 110V, 230V and 3-phase systems, by using the 2, 3 or 4 wire test methods. Simple operation with result storage and download.

rrp £608.00

now £415.00 (Ex. VAT) £498.00 (Inc. VAT)

rrp £608.00

This product is no longer available. Please call 0113 248 99 66 for more information.

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"110V, 230V & 3-phase earth resistance tests"

  • Description

    Seaward ERT1557 Earth Resistance Tester

    The Seaward ERT 1557 Earth Resistance Tester is suitable for use on 110V, 230V and three phase electrical systems. The ERT1557 is a special lightweight unit that provides accurate earth electrode resistance measurement without disconnecting the electrode. It can also be used to measure soil resistivity. The earth resistance measurement is carried out using 2, 3 and 4-wire methods. This earth resistance tester has an internal memory capable of storing 500 test results which can be download to your PC. It has user-friendly features including a large rotary dial for test selection, a large LCD screen and simple, push button test activation. The unit comes complete with four Earth spikes and full test lead set. Seaward's ERT is one of the most competitive Earth resistance testers on the market.

    Seaward ERT1557 Earth Resistance Tester Key Features:

    • Lightweight unit ideal for carrying between tests
    • 2, 3 or 4 wire measurement
    • Earth electrode measurement without need to disconnect electrode
    • Results download to PC or direct to printer
    • Internal storage of up to 500 results
    • Battery powered
    • Current clamp measurement (when purchased with Current Clamp)
  • Specification

    Earth resistance 2, 3 and 4 wire

    • Display range: 0.00 - 50.0kΩ
    • Frequency: 125Hz +/- 1Hz
    • Current: <20mA effective
    • Voltage: <50V effective sine wave

    Earth resistance with Current Clamp

    • Display range: 0.0 - 2.00kΩ
    • Frequency: 125Hz +/- 1Hz
    • Current: <20mA effective
    • Voltage <50V effective sine wave

    Specifric earth resistance (p)

    • Display range: 0.00Ω - 1999kΩ
    • Frequency: 125Hz +/- 1Hz
    • Current: <20mA effective
    • Voltage: <50V effective sine wave
    • Memory: 500 locations
    • Communication: USB
    • Compliance: EN61557-1, IEC61010-1, 300V CAT II
    • Dimensions: 260 x 100 x 55mm
    • Weight: 800g
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  • Delivery Information

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    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.

    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.