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DW9L 3 Phase CT kwh Digital Active Power Meter /energy meter with rs485

category： Energy Meters

reference price：￥$68.00 - $88.00

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Toky Electrical Co., Ltd.

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Product details Company introduction

Parameter information

Toky DW9L series 3 phase multi-function power meter:

1) To measure: Voltage, Current, Active Power, Reactive Power, Power Factor, Frequency (Hz), Kwh, 4 Quadrant Energy, etc. Total 28 electrical parameters;

2) 240*160 dot big LCD for display.

3) Two On-Off Input / Output, with remote control RS485 Modbus communicatoin and measurement function;

4) Isolation between Input and Output signal;

5) True effective value measuring;

6) Two alarm output for Voltage, Current, Power Factor, Active Power, Reactive Power;

7) Transformed analog output 4-20mA for voltage, current, active power, reactive power, frequency, power factor;

8) With RS485 communication function (Modbus RTU protocol);

9) With power down memory function for KWH / KvarH.

Model	Alarm	Analog	Communication	Pulse Output	ON/OFF Output
DW9L-A30B	NO	NO	NO	YES	YES
DW9L-A38B	NO	NO	RS485
DW9L-RC30B	2	NO	NO
DW9L-RC38B	2	NO	RS485
DW9L-DC30B	2	4-20mA	NO
DW9L-DC38B	2	4-20mA	RS485

Multifunction Power Meter Features:

1. Suit for LV/ HV voltage system

2. Compact design with all real-time measurement

3. Consist of basic unit and optional modules

4. 10 years back-up of integrated energy data

5. Large LCD, high brightness, auto-scrolling

6. High accuracy, V or I is 0.2%, kWh is class 1

7. CT and PT programmable

8. Pluggable terminals, easy to install

9. Panel size: 96 x 96mm

10. Password protect

Multifunction Power Meter Basic Function:

Provide one RS485 communication, measures and display real-time parameters:

1. Voltage—Ua, Ub, Uc, Uab, Ubc, Uca,

2. Current—Ia, Ib, Ic, In

3. Active power – Pa, Pb, Pc, ∑P

4. Reactive power –Qa, Qb, Qc, ∑Q

5. Power factor—PFa, PFb, PFc, ∑PF

6. Frequency

7. Active energy—kWh

8. Reactive energy– kvarh

Connection	3 Phase 3 Wires, 3 Phase 4 Wires
Rated voltage value	AC 50-260V Phase Voltage / AC 50-450V Line Voltage
Voltage overload	Continuous: 1.2 times Instantaneous: 2 times/10S
Consumption of voltage	<1VA (each phase)
Voltage imdepance	≥ 300K Ω
Voltage accuracy	RMS measure, accuracy class 0.5
Rated current value	AC 0.025A -- 5A
Current overload	Continuous: 1.2 times Instantaneous: 10 times/10S
Consumption of current	<0.4VA (each phase)
Current imdepance	<20mΩ
Current accuracy	RMS measure, accuracy class 0.5
Frequency	45-60Hz, accuracy 0.1Hz
Power	Active / Reactive / Apparent power, accuracy 0.5%F.S.
Energy	Accuracy for Active Power and Reactive Power : 1%F.S.
Display	LCD display
Power supply range	AC/DC 100--240V (85--265V)
Power supply consumption	≤7VA

Company introduction

Toky Electrical Co., Ltd. located in Zhongshan City , Guangdong , China. Since established in 1988, we have been dedicated to developing and manufacturing electrical products, with more than 20 years development, now Toky is a famous electrical meter and controller manufacturer in both China Domestic and International Market.

Toky has successfully established a good sales network and a top sales team, with more than 40 branch offices all over China and nearly 100 general agents in metropolis and middle cities. Meanwhile, our products have been successfully entered into many other countries & regions, such as Europe, Middle East, Southeast Asia, America and Africa. With strong technical skills, advanced manufacturing and inspection equipment, great sales network, and modern management system, our sales turnover increased 30% year by year.

Our products have CE-EMC & ISO certification, good quality and favorable prices have let us winned a large number of customer resources and successfully entered into international market.

Our long -term object is to establish our sales network all over the world, become a well-known automation company and contribute ourselves to the world's development.

essential information
country：	China
company address：	ChinaGuangdongNo.8 Minke West Road ,Shiqi North District
website：	https://toky.en.alibaba.com/