Instrument transformers General requirements
€374.00
Electrical insulating materials used under severe ambient conditions. Test methods for evaluating resistance to tracking and erosion
€193.00
Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 d.c. Equipment for testing, measuring or monitoring of protective measures Performance devices (PMD)
€404.00
Electrical insulation. Thermal evaluation and designation
€165.00
Electric strength of insulating materials. Test methods Additional requirements for 1,2/50 µs impulse tests
Current and voltage sensors or detectors, to be used for fault passage indication purposes System aspects
Mineral oil-filled electrical equipment in service. Guidance on the interpretation of dissolved and free gases analysis
€316.00
Electrostatics Protection of electronic devices from electrostatic phenomena. Properties and requirements classification for packaging intended discharge sensitive
€269.00
Instrument transformers Ferroresonance oscillations in substations with inductive voltage
Uninterruptible power systems (UPS) Electromagnetic compatibility (EMC) requirements
Dielectric and resistive properties of solid insulating materials Determination (DC methods). Volume resistance volume resistivity. General method
Instrument transformers Guidance for application of current in power system protection
BS EN 61083-1. Instruments and software used for measurements in high-voltage and high-current tests. Part 1. Requirements for hardware for impulse tests. 'Proposed Horizontal Standard'
€23.00
Electricity metering data exchange. The DLMS/COSEM suite High speed PLC ISO/IEC 12139-1 profile for neighbourhood networks
Electrical measuring transducers for converting A.C. and D.C. electrical quantities to analogue or digital signals
