Description

Sonel WME-12 Comprehensive Test Kit for measurement of electrical installations

The Sonel WME-12 test set of measuring instruments with accessories includes the multifunctional electrical installations meter Sonel MPI-507 and the thermal imager Sonel KT-128.

Capabilities

• MPI-507: Measurement of short circuit loop parameters.
• MPI-507: Testing RCD breakers of AC, A types.
• MPI-507: Earth resistance measurement.
• MPI-507: Insulation resistance measurement.
• MPI-507: Measurement of resistance of protective conductors and equipotential bondings.
• MPI-507: Phase sequence indication.
• KT-128: Infrared diagnostics.

Sonel MPI-507 multifunctional electrical installations meter

• Measurement of short circuit loop impedance in networks with rated voltage: 220/380 V, 230 V/400 V, 240/415 V and frequency 45…65 Hz, operating voltage range: 180…460 V
• Indication of short circuit loop resistance R and short circuit loop reactance X
• Measurements of short circuit loop impedance with 15 mA current, without tripping the RCD circuit breaker
• Maximum test current: 7.6 A (at 230 V), 13.3 A (at 400 V)
• Testing RCD breakers of AC, A types
• Testing of prompt, short-delay and selective RCDs with rated current values 10, 15, 30, 100, 300, 500 mA
• Measurement of IA trip current and tripping time tA for currents 0.5 IΔn, 1 IΔn, 2 IΔn, 5 IΔn
• RE and UB measurement without RCD tripping
• Extended AUTO function of RCD measurement, with the possibility of measuring ZL-PE with low current
• Measurement of IA and tA during one RCD tripping
• Earth resistance measurement with 3-pole method.

Insulation resistance measurement with test voltages 100V, 250V, 500V.

• Measurement of resistance of protective conductors and equipotential bondings
• Measurement of protective connections continuity with a ±200 mA current in accordance with EN 61557-4
• Autocalibration of test leads – any leads can be used
• Low current resistance measurement with sound signaling
• Phase sequence indication

Sonel KT-128 thermal imager

Features

• Measuring range: -20°C…400°C (-4°F… 752°F).
• Quick start.
• Fast temperature measurement.
• Automatic signalling of exceeded alarm threshold.
• Saving IR images to SD card.
• Built-in Li-Ion battery with 5-hour working time.
• Interfaces: USB type C, SD slot.
• Can be set up on a tripod.