Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 500 d.c. Equipment for testing, measuring or monitoring of protective measures insulation fault location IT
€316.00
Evaluation and qualification of electrical insulation systems
€404.00
Electrical safety in low voltage distribution systems up to 1 000 V AC and 500 DC. Equipment for testing, measuring or monitoring of protective measures General requirements
Electrical safety in low voltage distribution systems up to 1 000 V AC and 500 DC. Equipment for testing, measuring or monitoring of protective measures Insulation resistance
€193.00
Electrical safety in low voltage distribution systems up to 1 000 V AC and 500 DC. Equipment for testing, measuring or monitoring of protective measures Part 3. Loop impedance
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 500 d.c.. Equipment for testing, measuring or monitoring of protective measures Effectiveness residual current devices (RCD) TT, TN IT
€269.00
Bushings above 1 kV up to 52 and from 250 A 3,15 kA for liquid filled transformers Requirement bushing components
Electrical insulation systems. Thermal evaluation of modifications to an established electrical system (EIS) Form-wound EIS
Electrical insulation systems. Procedures for thermal evaluation Selection of the appropriate test method and classification electrical systems
€165.00
Composite string insulator units for overhead lines with a nominal voltage greater than 1000 V Standard strength classes and end fittings
Hybrid insulators for a.c. and d.c. high-voltage applications. Definitions, test methods and acceptance criteria
Bushings. Seismic qualification
Insulation co-ordination Definitions, principles and rules
Insulators for overhead lines with a nominal voltage above 1000 V Ceramic or glass insulator units a.c. systems. Definitions, test methods and acceptance criteria
€374.00
Ball and socket couplings of string insulator units. Dimensions
