EN 50047:1981
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Low-voltage switchgear and controlgear for industrial use - Control switches - Position switches 30 x 55 - Dimensions and characteristics
12-31-1982
07-01-1981
This Standard applies to certain position switches with automatic return actuator for industrial use, the standardized dimensions of which and the characteristics necessary for their application are given hereafter. A larger size (42,5 x 80) is standardized in EN 50 041. Electrical characteristics shall conform to those of IEC Publication 337 - Control switches. This standard includes the four following types: roller lever, rounded plunger, plunger with roller, roller lever arm. The devices are fitted with either snap action, or slow make and break, mechanisms
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