BS EN 61557-1:1997
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 - General requirements

Standard No.

BS EN 61557-1:1997

Release Date

1997

Published By

British Standards Institution (BSI)

Status

Be replaced 2007-06

Replace By

BS EN 61557-1:2007

Latest

BS EN 61557-1:2007

Scope

This part of IEC 1557 specifies the general requirements for measuring and monitoring equipment for testing the electrical safety in low voltage distribution systems with nominal voltages up to 1000 V a.c. and 1500 V d.c. When measuring equipment or measuring installations involve measurement tasks of various measuring equipment covered by this series of standards, then the part of this series of standards relevant to each of the measurement tasks is applicable. NOTE - The term "measuring equipment" will hereafter be used to designate 'testing, measuring and monitoring equipment".

BS EN 61557-1:1997 history

• 2007 BS EN 61557-1:2007 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 - General requirements
• 1997 BS EN 61557-1:1997 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 - General requirements