- Other Auto Parts[5]
- Plastic Profiles[10]
- Circuit Breakers[10]
- Contactors[10]
- Electrical Plugs & Sockets[10]
- Fuses[10]
- Power Distribution Equipment[10]
- Inverters & Converters[1]
- Voltage Regulators/Stabilizers[9]
- Relays[10]
- Push Button Switches[10]
- Transformers[8]
- Cable Ties[5]
- Lighters[10]
- LED Flashlights[1]
- Other Lights & Lighting Products[4]
- Energy Meters[10]
- Hammer[2]
- Contact Person : Mr. Zhao Shijie
- Company Name : Sichuan Time Plastic Steel Profile Technology Co., Ltd.
- Tel : 86-28-83939258
- Fax : 86-28-83939259
- Address : Sichuan,Chengdu,No.448 Puhe Road, East Area of Xindu Industrial Development Zone, Chengdu, Sichuan
- Country/Region : China
- Zip : 610083
DDSY557 single phase electronic prepayment watt-hour meter
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DDSY557 series single phase electronic type prepayment watt-hour meter is a kind of new-style meter which is developed by our company and adopt micro-electronics techniques. It is used for measuring rated frequency 50Hz or 60Hz three phase AC active energy electric power consumption and realize using electric power after prepaying and realize user load control function. It is a kind of idea product for reforming using electricity system and realizing electric energy commoditization and effectively control and adjust electricity net load. Its technique performance are completely conformed to National Standard GB/T17215-1998 and Department Standard JB/T8382-96.
Type | Accuracy(class) | Rated voltage(V) | Rated current(A) | Starting current | Insulation performance |
DDSY557 | 1 | 220 V | 1.5(6),1.5(9),2.5(10) 5(20),5(30),5(12) 10(40),15(60),20(80) 20(100),30(100) | 0.4%Ib | AC voltage 2KV for 1 minute inpulse voltage 6KV |
2 | 0.5%Ib |
DDSY557 single phase electronic prepayment watt-hour meter
