Megger MTB7671/2 Instrument Test Box

Instrument test boxes have an important role to play in guaranteeing the reliable test results needed to ensure the safety of electrical installations.

Reference 1002-224

Brand Megger

£398.00

£477.6 Inc. VAT

In Stock

Call to Order

To view our full product range visit our parent company PASS Ltd (www.tester.co.uk)

The Megger MTB7671/2 is designed to provide confirmation that your testers continue to operate properly, and maintain their accuracy and consistency between calibrations.

With the Megger MTB7671 instrument test box you can test the insulation resistance, continuity, earth loop impedance, PFC, RCD and voltmeter functions of you testers quickly and easily, recording the test results on the record cards included in the pack. There are also self-adhesive test labels for your tester.

FEATURES

Tests the full range of a testers capability.
Does not trip RCD protected circuits.
Tests to regulations BS7671, BS EN61557 & IEE On-Site Guide.
Checks insulation, continuity, loop, PFC & RCD functions.
Check of any voltage measurement ranges on the instrument.

Megger MTB7671/2 Specifications

	BS7671 & BS EN61557 Tester Requirements	MTB7671 Test Parameters	Megger Calibration Points
Continuity Short Circuit Test Current	>200 mA	>200 mA PASS/FAIL indication (threshold limits ±2%)	>200 mA
Continuity Test Voltage Range	4 V - 24 V	4 V - 24 V PASS/FAIL indication (threshold limits ±2%)
Continuity Resistance		0.5 Ω ±3%	0.5 Ω
Insulation Test Current	1 mA	1 mA PASS/FAIL indication (threshold limits ±2%)
Insulation Test Voltages	250 V +25% max 500 V + 25% max 1 kV + 25% max	250 V + 25% 500 V + 25% 1 kV + 25% PASS/FAIL indication (threshold limits ±2%)
Insulation Test Resistance	0.25 MΩ min 0.5 MΩ min 1 MΩ min	0.25 MΩ ± 3% 0.5 MΩ ± 3% 1 MΩ ±3% 9 MΩ ± 3% 90MΩ ±3%	90 MΩ
Loop		Local mains impedance
Loop + 1Ω		Loop + 1 Ω (±5%)	1.0 Ω
Loop + 180Ω (IET On-Site Guide 10.3.5 Earth Electrode Resistance)		Loop + 180° (±5%)	180 Ω
RCD Currents (I)		10 mA, 30 mA and 100 mA
RCD No Trip (1/2 I)	No trip	>1999 ms
RCD (I)	<200 ms	40 ms @ 0° 50 ms @ 180°
RCD (5 x I)	<40 ms	10 ms @ 0° 20 ms @ 180°
General Specifications
Safety	IEC61010-1.
EMC	IEC 61326-1.
Operating range	0º C to 40º C.
Mains supply	230 V 50 Hz 10 VA.
Dimensions	320 x 280 x 100 mm.
Weight	2.2 Kg.
Megger MTB7671 warranty	One-year.