UPS又称不间断电源(Uninterruptible Power Supply)，是能提供持续、稳定、不间断电能供应的电力电子设备。它以逆变器、整流器为主要组成部分，以电池为储能装置，不仅可以为用户提供备用电源以防止重要设备因电能中断而遭受损失，并且可改善电能质量，使设备免 ...

UPS workers ratified the Teamsters-negotiated labor deal reached nearly a month ago, allowing the next five-year contract covering 340,000 employees to take effect. “This contract will improve the ...

Negotiators for UPS and the Teamsters union have reached a tentative agreement on a crucial issue in their contract talks: The shipping giant has finally agreed that new delivery vans will include air ...

Compliance with NEC 110.10 is critical for safety. We all want safe designs, but the engineer responsible for a UPS installation may not always understand how to ...

SHAKOPEE, Minn.--(BUSINESS WIRE)--Cyber Power Systems (USA), Inc., a leader in power protection and management products, has upgraded several of its enterprise-level Smart App Online rack/tower UPS ...

UPS drivers will earn an average of $170,000 in annual pay and benefits at the end of a five-year contract agreement, UPS CEO Carol Tomé said during an earnings call this week. "We expected ...

Two jack-up rigs and three anchor handling tug supply vessels will soon be converted into offshore wind farm installation vessels China’s SinoOcean Offshore Assets Management will quickly re-modify ...