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DDS986 Single Phase Electronic Active Energy Meter with DIN Rail Mounting

The DDS986 is a high-performance single-phase electronic active energy meter designed for DIN rail mounting. It features accurate energy measurement, stable operation, and easy installation—perfect for industrial control cabinets or residential distribution boxes. With a compact design, it saves space while delivering reliable data. Its electronic core ensures low power consumption and long service life, making it ideal for efficient energy monitoring and management.
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  • DDS986

  • Tepsung

  • 9028301300

1. Features
1.1 Compact DIN Rail Design
  • Fits 35mm standard DIN rails; size 36×66×78mm, weight 0.2kg—saves space in distribution boxes, supports side-by-side installation with circuit breakers. Single-person installation takes 5 minutes.

1.2 Stable & Accurate Measurement
  • Multi-voltage (AC220V/230V/240V) and dual-frequency (50/60Hz) compatible, adapting to regional grids.

  • Class 1.0 accuracy, starting current 0.04%Ib; Ib options (5A/10A/15A/20A/30A), Imax 80A—meets residential/commercial load needs.

1.3 Durable & User-Friendly
  • Digital display shows energy, current, voltage—avoids reading errors.

  • Operating temp -25℃~70℃, IP30 dustproof; bottom/upside wiring matches electricians’ habits. OEM customization supported.

2. Technical Parameters
2.1 Electrical Specs
  • Phase: 1 Phase 2 Wire

  • Voltage: AC220V/230V/240V; Frequency: 50/60Hz

  • Ib: 5A/10A/15A/20A/30A (optional); Imax: 80A

  • Starting Current: 0.04%Ib; Accuracy: Class 1.0

2.2 Physical & Environmental Specs
  • Display: Digital; Size (W×D×H): 36×66×78mm; Weight: 0.2kg

  • Operating Temp: -25℃~70℃; Storage Temp: -40℃~85℃

  • Protection Grade: IP30

2.3 Other Specs
  • Wiring: Bottom/upside connected; Package: Inner box + carton

  • OEM: Supported; Service Life: ≥8 years

3. Installation and Use
3.1 Pre-Install Prep
  • Confirm voltage/frequency matches; select Ib based on load (≤80A).

  • Check meter appearance; prepare screwdriver, wire stripper, multimeter.

3.2 Installation Steps
  1. Fix meter on 35mm DIN rail (push until "click" sound).

  1. Wire: Input L/N to "Input" terminals, load L/N to "Output" terminals (tighten to 2.0N·m).

  1. Test: Measure input voltage (220V±10%), power on to check display.

3.3 Daily Use
  • Read energy from digital display; press query button (if equipped) for voltage/current.

  • Inspect terminals/display every 6 months; contact professionals for faults (no private disassembly).

4. Applications
4.1 Residential
  • Apartments/villas: Fits small distribution boxes; Ib options match household load (5A~30A); Class 1.0 ensures fair fees.

  • Rental houses: Clear display avoids disputes; -25℃~70℃ temp range adapts to diverse environments.

4.2 Small Commercial
  • Stores/restaurants: Imax 80A handles equipment (fridges, AC); dual-frequency suits imported devices.

  • Offices: Lightweight design integrates with office electrical systems; low starting current records standby power.

4.3 Industrial & Civil
  • Factory dormitories: Temp range adapts to simple environments; OEM adds overload alarm (optional).

  • Public facilities: IP30 dustproof reduces maintenance; batch package cuts logistics costs.


Outer and mounting dimension

图片1

Wiring diagram

图片2


Type

1 Phase 2Wire

Connection

Bottom and upside connected

Voltage

AC220V,230V,240V

Basic current(Ib)

5A,10A,15A,20A,30A

Max  current(Imax)

80A

Starting current

0.04%Ib

Frequency

50Hz,60Hz

Accuracy

Class 1.0

Operating temperature

~25℃~70℃

Display

Digital type

Size

36mm(width)*66mm(depth)*78mm(height)

weight

0.2kg

Package

Inner box and carton box

Customized support(OEM)

Yes


If you have any other requirements, please contact us.



2000 
Founded in 2000
12000
Building Area is 12000
Square Meters
TUV Certified
40
Certificates and type test reports
ABOUT US
The perfect choice for selecting an electricity meter
Zhejiang Tepsung Electric Meter Co.,Ltd was founded
in 2000, as the first and one of the largest Specialized
electric meter manufacturers in Taizhou,Zhejiang,Tepsung
has an outstanding technical support R&D team and focus
on the design,improve the meter features&functions,
and 200 staffs in assembling ,testing and adjust works.
"Safety, Accuracy and Stability" are our responsibilities
and also our promises to customers.
Specialized in electirc meters and meter boxes
founded in 2000,
focus on electric meter manufacturing,
with technical support R&D team,
have more than 200 staffs,
modern production lines
Company Certificates & Customers
During past years, we obtained the international certificates ,such as ISO9001,CE,KEMA,STS... and other type test reports,and comply to the IEC standard very strictly .
Founed history
in 2000,Founed the factory
in 2010,Traditional energy meters production transfer to smart meters production
in 2018,Add the production lines of the SMC meter box
in 2018,integrate the production chains with the smart meters
FAQs
  • Who are we?
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    We are based in Zhejiang, China, start from 2000,sell to Mid East(38.00%),Africa(22.00%),Domestic Market(20.00%),Eastern Asia(10.00%),South America(9.00%),Eastern Europe(1.00%),South Asia(0.00%),North America(0.00%),Oceania(0.00%),Western Europe(0.00%),Southern Europe(0.00%),Central America(0.00%),Northern Europe(0.00%),Southeast Asia(0.00%). There are total about 51-100 people in our office.
  • How can we guarantee quality?
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    Always a pre-production sample before mass production;
    Always final Inspection before shipment;
  • Why should you buy from us not from other suppliers?
     
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    As a professional energy meter manufacturer and exporter in China for more than 30 years, Tepsung has an outstanding support team . We have obtained ISO9001 and CCC certification. We maintain strictly the IEC standards.Our sales cover all over the world .
  • What services can we provide?
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    Accepted Delivery Terms: FOB,CFR,CIF,EXW,CIP,DDP,DDU,Express Delivery;
    Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
    Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
    Language Spoken:English,Chinese
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Contact Us
Founded in 1985, it is one of the earliest enterprises in Taizhou City specializing in the production of electric energy meters, and also one of the larger electric energy meter production enterprises in our city.

CONTACT US

Tel: +86-139-6851-6505
Landline: +86-576-873-9922
E-mail: jane@tepsung.com
WhatsApp: +8613968516505
Add: Longxi Industrial Zone, Yuhuan, Zhejiang, China. 317609.

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