Product Details

Product Description

DDZY149 Single phase M-taiff KWH meter

Function and features

Measurement

1,measurement of electric energy flowing in two directions,data storage and set to a combination.

2,Time of use, up to 4 rates

3,Instantaneous measurement

Anti-tamper function

1,protection meter against strong magnetic field

2,cover open detection

3,reverse connection detertion

Event record

1,reset

2,program history latest 10 times

3,total times of power off

4,total times of meter cover open

Rate control

Alarm

Liquid crystal display

Store billing energy value with sum and rate latest 12 months

RS485, optical communication

Open protocol

Main technical parameter

Item

Characteristics

Voltage

Reference voltage(Un)

Operating voltage range

220-240V

70%~120%Un

Current

Basic current(Ib)

Maximum current(Imax)

Starting current

5A,10A

40A,60A,80A,100A

0.4%Ib

Frequency

45Hz~65Hz

Power Consumption

Non-Communication status
Communication status

≤1.5W 10VA

≤3W 12VA

Humidity

≤95%

Temperature

Operation range

Limit range for storage and transport

-25℃~60℃

-40℃~70℃

EMC

Electrostatic discharges(Contact discharges)

Electrostatic discharges(Air discharges)

Surge immunity test

Fast transient burst test

Electrostatic RF fields(80MHz to 2000MHz)

8KV

15KV

4KV

4KV/100KHz

10V/m(with current),30V/m(without current)

Insulation strength

AC voltage test

Impulse voltage test

4kv during 1 min

1.2/50μs mains connections 6kv

Accuracy

2.0

Protection rate

IP54

Communication Interface(protocol)

Optical communication

RS485

PLC/RF

Products details

Dimension

Wiring diagram

Product categories

About us

Exhibition show

Certificate show

Packing and shipment

Why choose us

FAQ

1. Are you a factory or trading company?

We are a factory.

2. What is the location of your company? How can I visit there?

1). Our factory is located in #711, Keji road, Cixi ,Ningbo, China

2). 2.5 hours' drive from Shanghai Pudong International airport, 1.5 hours' drive from Ningbo airport or Hangzhou airport.

3. Can you do OEM?

Yes, we can do OEM products. It's no problem.

4. How can I get some samples?

1) . We are pleased to offer you samples. New clients are expected to pay for the courier cost and samples fee, this charge will be deducted from the payment for formal order.

2) . Regarding the courier cost: you can arrange a RPI (remote pick-up) service upon Fedex, UPS, DHL,TNT, etc. to have the samples collected; or inform us your collection account. Then you can pay the freight direct to your local carrier company.

5. What is the lead time for samples?

The samples will be shipped to you within 5 days normally.

6. What is the lead time for mass order?

In general, it is about 15 to 25days according to order.

7. What is your payment method?

For sample order, we accept Western Union or T/T(bank transfer), For bulk order, T/T(bank transfer) or L/C(letter of credit) is accepted.

8. Can I put my own logo on the products?

Yes, it is ok.

9. What is the minimum order quantity (MOQ)?

1000 pieces.

10. What is the shipping port ?

Ningbo port except you have any other instruction.