Standards
Specification for grades of fresh watermelons
This standard applies to Watermelon, Cirtullus lanatus (Thumb) to be supplied fresh to the consumer.
The purpose of this standard is to provide the quality requirements for grades of watermelon in a lot.
GYS 4
-
1994
GYD 3,300
4 pages
High-voltage switchgear and control gear - Part 203 : Gas-insulated metal - enclosed switchgear for rated voltages above 52 kV
This standard specifies requirements for gas-insulated, metal-enclosed switchgear in which the insulation is obtained, at least partly , by an insulting gas other than air at atmospheric pressure, for alternating current of rated voltage above 52 kV, for indoor and outdoor installation, and for services frequencies up to and including 60 Hz.
GYS IEC 62271-203
-
2003
GYD 0
137 pages