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| Type: |
DS(T)SD51-EX Three Phase Static Multi-function
Energy Meter |
no picture |
| Accuracy: |
CL1.0 (active)/2.0(reactive) |
| Power
loss: |
≤2W/5VA |
| Nominal
voltage: |
220V |
| Nominal
current: |
3x220/380V 3x57.7/100V ( Three Phase 4 lines)
3x100V ( Three Phase 3 lines)
3x0.5(2)A, 3x1(2)A , 3x1.5(6)A, 3x3(6)A , 3x5(20)A, 3x10(40)A,
3x15(60)A, 3x20(80)A, 3x30(100)A
50Hz |
| Frequency: |
50Hz |
| others: |
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| Update: |
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| Description: |
1. Functions and Features
1) Measurement Function
a. Positive active energy consumption measurement at different
time segment (Programmable£©
b. Negative active energy consumption measurement
c. Positive / negative reactive energy consumption measurement
(Programmable£©
d. Active/reactive energy consumption measurement by Phase A,
B and C
2) Real-time Measurement Function
a. Voltage and current virtual value measurement by Phase A,
B and C
b. Active/reactive power, power factor measurement
c. Instantaneous frequency measurement
3) Multi-rate Function
a. 4 tariffs, 12 time segments, 4 time zones
4) Communication Function
a. Meter reading and setting can be achieved via RS485 (1200~9600bps)
or infrared port
b. RS485 port electric insulation, lightning proof circuit design
c. Communication protocol: DL/T645-1997 Communication Protocol
for multi-function meter
5) Output Port
a. Active/reactive test impulse output port
b. RTC second output port
c. Remote impulse output (Optional)
6) Events Record Function
a. Event record of voltage/current missing, eligible voltage
rate etc.
b. Energy consumption frozen and stored function
c. Max Demand measurement
7) Display: LCD
8) Other Functions
a. Waking up and meter reading via infrared port under no energy
b. Malfunction display of voltage/current missing, reverse phase
sequence etc..
2. Technical Characteristic
Accuracy : CL1.0 (active)/2.0(reactive)
Reliability: Special measurement chip adopted with high reliability
Stability: No calibration needed during long working period
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