Seaward

Seaward ERT 1557

SKU: 06ERT1557

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£572.00
This is the ERT 157 earth resistance tester which is a lightweight unit providing accurate earth electrode resistance measurement without disconnecting the electrode. It is suitable for 110v, 230v and three phase electrical systems and is one of the most competitive resistance testers on the market. You can also use it to measure soil resistivity.

£572.00
Seaward ERT 1557

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Product Specification unless deselected above

Brand Seaward
Available Outside the UK? Yes

Seaward ERT 1557

This is the ERT 157 earth resistance tester which is a lightweight unit providing accurate earth electrode resistance measurement without disconnecting the electrode. It is suitable for 110v, 230v and three phase electrical systems and is one of the most competitive resistance testers on the market. You can also use it to measure soil resistivity.

Earth resistance is carried out using 2, 3,and 4 wire method. It has an internal memory that can be downloaded to you PC and can hold up to 500 test results. It includes a large rotary dial for test selection, large LCD and an activation button for simple use. Also supplied are four earth spikes and a full test lead set.

Technical Specification

Earth Resistance 2, 3 & 4 Wire Method

Display Range 0.000ohm – 50.0kohm
Measuring Frequency 125Hz +/- 1Hz
Measuring Current <20mA effective
Measuring Voltage <50V effective sine wave

Earth Resistance Using Current Clamp

Display Range 0.00ohm – 2.00kohm
Measuring Frequency 125Hz +/- 1Hz
Measuring Current <20mA effective
Measuring Voltage <50V effective sine wave

Specific Earth Resistance (p)

Display Range 0.00ohm – 1999kohm
Measuring Frequency 125Hz +/- 1Hz
Measuring Current <20mA effective
Measuring Voltage <50V effective sine wave

Additional Information

Dimensions 260mm x 100mm x 55mm
Weight 0.8kg
Memory 500 memory locations
Communication USB
Compliance EN 61557-1, -5, IEC61010-1, 300V CAT II

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