CAN/ULC-61229-09
International Standard IEC 61229 is applicable to rigid insulating covers for live working on
a.c. installations, including those described in IEC 60743.
The barriers, having dielectric withstand which depends on the positioning clearance, are
excluded from this standard.
1.1 Classes
Six classes of covers, differing in electrical characteristics, are provided and designated as
class 0, 1, 2, 3, 4 and 5.
1.2 Categories
Five categories of covers, differing in special properties related to acid, oil, extreme low
temperature, extreme high temperature, and humidity are provided. They are designated A, H,
C, W and P, respectively.
1.3 Types
The type depends on the piece to be protected.
OEN:
ULC
Langue:
English
Code(s) de l'ICS:
13.260
Statut:
Norme
Date de Publication:
2009-02-28
Numéro Standard:
CAN/ULC-61229-09