发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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本标准规定了在220 V、50 Hz供电条件下将交流电压转换为固定的、单路低压直流(不大于36 V)或低压交流(不大于36 V)输出电压的外部电源(以下简称:产品)能效限定值、节能评价值、试验方法和检验规则。本标准适用于额定输出功率不大于250 W的产品。本标准不适用于直流-直流的电源,也不适用于给
Minimum allowable values of energy efficiency and evaluating values of energy conservation for single voltage external AC-DC and AC-AC power supplies
1.1 本标准规定了用于将交流电网电压转换为固定的、单路低压直流(不大于36V)或低压交流(不大于 36V)输出电压的外部电源(以下简称电源)能效限定值、节能评价值、目标能效限定值、试验方法和检验规则。 本标准适用于额定输出功率不大于250W的电源。 1.2 本标准不适
Minimum allowable values of energy efficiency and evaluating values of energy conservation for single voltage external AC-DC and AC-AC power supplies
Test method for calculating the energy efficiency of single-voltage external ac-dc and ac-ac power supplies First Edition
External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes
External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes (Incorporates Amendment A1: 2013)
External a.c. d.c. and a.c. a.c. power supplies. Determination of no-load power and average efficiency of active modes
External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes
To characterize, document and define test methods for AC to DC power supplies. These tests involve the measurement of AC input parameters and DC
Test Method for AC to DC Power Supplies
This standard pertains to: 1) direct-acting overcurrent electro-mechanical trip devices 2) direct-acting overcurrent electronic trip devices 3
American National Standard for Trip Devices for AC and General Purpose DC Low Voltage Power Circuit Breakers
Hand-operated cable reels - A.C., three-phase A.C. and D.C.
External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes; German version EN 50563:2011
Covers low-voltage ac power circuit breakers
UL Standard for Safety Low-Voltage AC and DC Power Circuit Breakers Used in Enclosures (Third Edition; Reprint with Revisions Through and Including October 05@ 2009)
UL Standard for Safety Low-Voltage AC and DC Power Circuit Breakers Used in Enclosures (Fourth Edition; Reprint with Revisions Through and Including March 22@ 2017)
MIL-M-l9249A, dated 6 July 1956, is nactive for new design and is no longer used, except for replacement purposes
MOTOR GENERATORS, 300 KW DC TO AC, AC TO DC SUBMARINE SERVICE
本标准规定了在220 V、50 Hz供电条件下将交流电压转换为固定的、单路低压直流(不大于36 V)或低压交流(不大于36 V)输出电压的外部电源(以下简称:产品)能效限定值、节能评价值、试验方法和检验规则。本标准适用于额定输出功率不大于250 W的产品。本标准不适用于直流-直流的电源,也不适用于给
Minimum allowable values of energy efficiency and evaluating values of energy conservation for single voltage external AC-DC and AC-AC power supplies
1.1 本标准规定了用于将交流电网电压转换为固定的、单路低压直流(不大于36V)或低压交流(不大于 36V)输出电压的外部电源(以下简称电源)能效限定值、节能评价值、目标能效限定值、试验方法和检验规则。 本标准适用于额定输出功率不大于250W的电源。 1.2 本标准不适
Minimum allowable values of energy efficiency and evaluating values of energy conservation for single voltage external AC-DC and AC-AC power supplies
Test method for calculating the energy efficiency of single-voltage external ac-dc and ac-ac power supplies First Edition
External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes
External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes (Incorporates Amendment A1: 2013)
External a.c. d.c. and a.c. a.c. power supplies. Determination of no-load power and average efficiency of active modes
External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes
To characterize, document and define test methods for AC to DC power supplies. These tests involve the measurement of AC input parameters and DC
Test Method for AC to DC Power Supplies
This standard pertains to: 1) direct-acting overcurrent electro-mechanical trip devices 2) direct-acting overcurrent electronic trip devices 3
American National Standard for Trip Devices for AC and General Purpose DC Low Voltage Power Circuit Breakers
Hand-operated cable reels - A.C., three-phase A.C. and D.C.
External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes; German version EN 50563:2011
Covers low-voltage ac power circuit breakers
UL Standard for Safety Low-Voltage AC and DC Power Circuit Breakers Used in Enclosures (Third Edition; Reprint with Revisions Through and Including October 05@ 2009)
UL Standard for Safety Low-Voltage AC and DC Power Circuit Breakers Used in Enclosures (Fourth Edition; Reprint with Revisions Through and Including March 22@ 2017)
MIL-M-l9249A, dated 6 July 1956, is nactive for new design and is no longer used, except for replacement purposes
MOTOR GENERATORS, 300 KW DC TO AC, AC TO DC SUBMARINE SERVICE