Open Electric Co.,Ltd.
Open Electric Co.,Ltd.
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DEM341AL |
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| THREE PHASE FOUR WIRE ELECTRONIC MULTI-RATE FRONT BOARD INSTALLED ACTIVE ENERGY METER | |||||||||||||||||||||||||||||
| Application | |||||||||||||||||||||||||||||
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Model DEM341AL three phase four wire electronic multi-rate front board installed active energy meter is a kind of three phase four wire three tariffs (time-sharing billing)active energy meter, the meter completely accord with relevant technical requirements of class 1 three phase active energy meter stipulated in international standard IEC 62053-21. It can accurate and directly measure 50Hz or 60Hz active energy consumption from three phase four wire AC electricity net, it is use for setting indoor or out door meter box. This meter has seven digits LCD displays shows various consumption data and information. And there are far infrared and RS485 communication module in it. It is use for setting and reading the meter. Contact with all kind of AMR system conveniently. It has following features: good reliability, light weight, specious nice appearance, convenient installation, etc. |
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| Functions and features | |||||||||||||||||||||||||||||
| Front board three fixed installation, up and down mounting holes center distance is 198-212 mm, users can choose any one by themselves. Have three tariffs, may select 12 daily period of times. You can set the date arbitrary which can automatic read the meter every month. May select single tariff function in weekend. (Please specified when ordering) There are a clock and Maintenance-free backup lithium batteries in it. Battery capacity detection and display all the time. It can keep the electricity data for 12 months. The data can be kept forever after power cut off. May select cycle display (default) or push the button itemized display, we can set the cycle display, it can display 14 data at most. Can select the data which displayed. The decimal median which displayed can choose set one or two. There are a polarity port of pulse output passive closed and a nonpolarity port of pulse output passive distant, the output rate is 10 or 100 imp/kWh (can select)＆#1059278;Complying with standard IEC 62053-31 and DIN 43864. There are far infrared and a port of RS485 communication data. It is use for setting and reading the meter. Set and operation have password protection, communication agreement complying with standard DL/T645-1997. Ten LED instructions respectively power supply state, signal of energy impulse, the direction of the flow of load current, the state rates just now and the data communications state. Single direction three components measure three phase four wire active energy consumption. It is nothing with direction of the flow of load current. Complying with standard IEC 62053-21. Standard configuration for direct connect operation, type 16B wiring, we can also choose another type of wiring, and use CT (Product Configuration code is AN) and PT & CT (Product Configuration code is AP), type 48B wiring for operation. Standard configuration short terminals cover, may select extension terminals cover, in order to protect to use safety. (Product Configuration code is AM). |
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| Technical parameters | |||||||||||||||||||||||||||||
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| *If you need different reference voltage or current specification, please advisory our sales. | |||||||||||||||||||||||||||||
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| Wiring diagram (Type 16B) | |||||||||||||||||||||||||||||
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