DIN EN 3662-006:2008 航空航天系列.额定电流为20A~50A的温度补偿式三极断路器.主线.产品标准
Aerospace series - Circuit breakers, three-pole, temperature compensated, rated current 20 A to 50 A - Part 006: With polarized signal contact - Bus-bar version - Product standard; German and English version EN 3662-006:2006