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Multi-rate Electronic Watt-hour Meter , waterproof digital watt hour meter
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Description:
Applications:
Type DDSF977 single phase DIN rail watt-hour meter is a kind of new style single phase electronic multi-rate watt-hour meter, energy data display adopt 4 digits wide tempera-ture type crystal display, with many functions of multi-rate (time-of use) energy measurement, infrared carrier wave communication and RS485 serial port communication reading meter, etc. The meter completely accord with relevant technical requirements of class 1 and class 2 single phase energy meter stipulated in National standard GB/T17215-2002 and international standard IEC1036. it has followeing features:Good reliability, small volume, light weight, specious nice appearance, convenient installation, etc.
Functions and features :
■ May select 35mm DIN rail installation or installation on the board.
■ Have 3 tariffs, 12 daily period of times, may select single tariff function in weekend.
■ Inner emplaced clock, after power cut down, the message is preserved forever,inner emplaceed
■ spare batteries and free of maintenance.
■ The direction of electric power can be distinguished automatically, accident is checked automatically.
■ Infrared carrier wave communication and RS485 serial port communication, meter is set up by
program and password is protected.
Technical parameters :
Type | Accuracy | Rated voltage (V) | Rated current (A) | Starting | Insulation |
DDSF977 | Class 1 | 220V | 2.5(10), 3(15), | 0.4%Ib | AC voltage 2KV for |
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Our Certificate:
Professional meter supplier:
Contact Person: Mr. fov
Tel: 18810166789
Fax: 86-189-4289-0330
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