- Place of Origin: Zhejiang, China (Mainland)
- Brand Name: Liason
- Model Number: DTSY171
- Display Type: Digital Only
- Phase: Three Phase
- Measuring Energy Range: 999999.9
- Accuracy Class: Class 1
- Output Voltage: 3x220/380V
Packaging & Delivery
|Delivery Detail:||About 45 days|
SpecificationsPrepaid Energy Meter DTSY171 Multi-Tariff
1. Prepaid IC card
Prepaid Energy Meter DTSY171 Multi-Tariff
Applying microelectronic technology in measuring electricity and top brand components, DTSY171 electronic three-phase multi-tariff prepayment electricity meter (hereinafter called "meter") has low power consumption, high precision, security and high durability.
The meter has multi-tariff metering and monthly billing function. The infrared and RS485 communication provide necessary condition for power automation management.
The meter complies with IEC62053-21 active energy Class 1 and 2 international standards. Multi-tariff and prepayment function comply with GB/T15284-2002 and GB/T18460-2001.
2.1 8 digits LCD with backlight support manual and automatic display for real time Consumption, Balance, Voltage, Current, Power etc. Parameters.
2.2 Positive and negative active energy measurement in maximum 4 tariff, 12 daily tariff periods and 2 seasons.
2.3 Infrared communication port for reading and programming.
2.4 RS485 port for remote reading.
2.5 Reading and setting data through IC card
2.6 Monthly billing date.
2.7 Automatic switch off when credit use up.
2.8 Nonvolatile memory storage ensuring date non-loss during power off.
2.9 Overload protection by automatic switch off and overload record.
2.10 Self-diagnosis for load switch, E2PROM and IC card data.
2.11 Non-switch off period setting and emergency allowed energy setting.
2.12 Power on/off event records (last 5 times occurrence time)
2.13 Terminal cover open detection (latest 5 times opening and total times open record)
2.14 Audible and LED alarm for insufficient energy balance etc. Events.
2.15 External output for audible alarm (optional).
4. Technical parameters
4.1 Accuracy: Active Class 1 or 2
4.2 Reference voltage: 3*220~240V/ (380~415)V
4.3 Rated current: 3*5(20) A, 3*10(40) A, 3*15(60) A, 3*20(80) A, 3*20(100) A
4.4 Reference frequency: 50Hz
4.5 Starting current: Less than 0.004In (direct connected Class 1 meter)
Less than 0.003In (transformer connected Class 2 meter)
Less than 0.005In (direct connected Class 2 meter)
4.6 Creeping: With anti-potential logical design
4.7 Dimension: 278mm´ 174mm´ 77mm
4.8 Weight: Approx. 2.5 kg
4.9 Electrical parameters
|Rated Voltage||3× 57.7/100V, 3× 220/380V, 3× 230(400)V, 3× 240(415)V,|
|Reference frequency||50Hz or 60Hz|
|3× 1.5(6)||3× 5(20)||3× 10(40) 3× 20(80)|
|Applicable Standard||IEC 62053-21|
|Service Lifetime||10 years|
|Accuracy Class||Class1, Class2|
|Starting current||Class 1≤ 0.004Ib; Class 2≤ 0.005Ib.|
|Starting current(CT)||Class 1≤ 0.002In; Class 2≤ 0.003In|
|Power consumption||≤ 2W, 5VA|
|Over voltage protection||6kV|
|Relative humidity||≤ 95%|