Outdoor AC high voltage vacuum circuit breakers (hereinafter referred to as circuit breakers) are outdoor power distribution equipment with a rated voltage of 12KV and three-phase AC 50Hz. Mainly used for breaking and closing load current, overload curren
Embroidery patches are used for garment decorations, commemorative pieces, collector’s items and event giveaways. Patches can be attached to most garments in a variety of ways: clasp pins, sewn on, iron-on, dryer heat-activated adhesive, and Velcro backin