• IEC 61557-4 Ed. 1.0 b:1997

IEC 61557-4 Ed. 1.0 b:1997

Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 4: Resistance of earth connection and equipotential bonding

International Electrotechnical Commission, 02/14/1997

Publisher: IEC

File Format: PDF

$15.00$30.00


Published:14/02/1997

Pages:13

File Size:1 file , 76 KB

Note:This product is unavailable in Ukraine, Russia, Belarus

Specifies requirements for equipment for measuring the resistance of earth conductors, protective earth conductors and conductors for equipotential bonding including their connections and terminals.

More IEC standard pdf

IEC 60730-2-15 Ed. 2.0 b:2008

IEC 60730-2-15 Ed. 2.0 b:2008

Automatic electrical controls for household and similar use - Part 2-15: Particular requirements for automatic electrical air flow, water flow and water level sensing controls

$99.00 $199.00

IEC 60317-18 Amd.1 Ed. 3.0 b:2009

IEC 60317-18 Amd.1 Ed. 3.0 b:2009

Amendment 1 - Specifications for particular types of winding wires - Part 18: Polyvinyl acetal enamelled rectangular copper wire, class 120

$6.00 $12.00

IEC 60641-3-2 Ed. 2.0 b:2008

IEC 60641-3-2 Ed. 2.0 b:2008

Pressboard and presspaper for electrical purposes - Part 3: Specifications for individual materials - Sheet 2: Requirements for presspaper, types P.2.1, P.4.1, P.4.2, P.4.3 and P.6.1

$18.00 $36.00

IEC 62751-2 Ed. 1.0 b:2014

IEC 62751-2 Ed. 1.0 b:2014

Power losses in voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) systems - Part 2: Modular multilevel converters

$183.00 $367.00