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Yongjia Wuniu Industrial Zone, Wenzhou, Zhejiang
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Zhejiang Kailida Instrument Co., Ltd
Three phase simple multifunctional electric energy meter
NegotiableUpdate on 03/11
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Overview
Three phase multifunctional electric meter, three-phase smart electric meter, three-phase three wire multifunctional electric meter
Product Details
DT (S) SD825 three-phase simple multifunctional energy meter (hereinafter referred to as the instrument) is an indoor three-phase energy meter with high accuracy and feasibility.
2. This instrument adopts internationally advanced ultra-low power large-scale integrated circuit technology and SMT advanced process. The key components are selected from international brands and long-life devices, which improves the reliability of the product and extends its service life.
3. LCD is used to measure active and reactive energy, and the electricity can be read through infrared communication, which is intuitive and easy to use.
4. The design of this instrument complies with the relevant technical requirements for three-phase static energy meters in standards GB/T 17215-2002 "Level 1 and Level 2 Static AC Active Energy Meters", GB/T 17882-1999 "Level 2 and Level 3 Static AC Reactive Energy Meters", and DL/T 645-1997 "Communication Protocol for Multi functional Energy Meters".
2. Specifications and models
|
Model and name |
accuracy class |
Rated voltage (V) |
Basic current (A) |
|
DSSD Three phase Three wire Multifunctional Energy Meter |
Merit: Level 1.0 Reactive power: Level 2.0 |
3×100 3×380 |
3×1.5（6） 3×3（6） 3×5（20） 3×10（40） 3×15（60） 3×20（80） 3×30（100） |
|
DTSD Three phase Four wire Multifunctional Energy Meter |
3×57.7/100 3×220/380 |
3. Main electrical performance indicators
3.1 Basic error: see the table below
Balance load percentage error limit
|
current |
Active Level 1.0 |
Reactive power level 2.0 |
|||
|
Directly connected to the instrument panel |
Connected to the instrument through a transformer |
Power factor |
Error% |
Power factor |
Error% |
|
0.05Ib≤I<0.1Ib |
0.02Ib≤I<0.05Ib |
1 |
±1.5 |
1 |
±2.5 |
|
0.1Ib≤I≤Imax |
0.05Ib≤I≤Imax |
1 |
±1.0 |
1 |
±2.0 |
|
0.1Ib≤I<0.2Ib |
0.05Ib≤I<0.1Ib |
0.5L |
±1.5 |
0.5L |
±2.5 |
|
0.8C |
±1.5 |
0.8C |
±2.5 |
||
|
0.2Ib≤I≤Imax |
0.1Ib≤I≤Imax |
0.5L |
±1.0 |
0.5L |
±2.0 |
|
0.8C |
±1.0 |
0.8C |
±2.0 |
||
Percentage error with unbalanced load: ± 2.0 for active 1.0 level meter and ± 3.0 for reactive 2.0 level meter
3.2 Starting current
Connected through a current transformer: the active power of the 1.0 level meter is 0.002Ib.
Direct access: The active power level 1.0 meter is 0.004Ib.
3.3 Submersion
When the voltage circuit is 115% of the rated voltage and the current circuit has no current, the test output of the energy meter should not be
Generate more than one pulse.
3.4 Power consumption
Voltage circuit power consumption ≤ 1.5W/5VA, current circuit power consumption ≤ 2VA
3.5 Operating voltage range
Normal operating voltage: 0.9-1.1 rated voltage
Maximum operating voltage: 0.7-1.2 rated voltage
3.6 Environmental conditions
The standard operating temperature is -25 ℃ to+55 ℃
The maximum working temperature is -40 ℃ to+70 ℃
Annual average relative humidity: ≤ 75%
3.7 Instrument safety performance
The instrument indicators comply with the requirements of GB/T17215-2002 "Level 1 and Level 2 Static AC Active Energy Meters" and GB/T 17882-1999 "Level 2 and Level 3 Static AC Reactive Energy Meters".
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