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威胜DTSD341DSSD331-9D表英文说明书
USER MANUAL
DSSD331/DTSD341-9D
THREE PHASE ELECTRONIC MULTIFUNCTION ENERGY METERContent
1. Overview 6
1.1. Standard 6
1.2. Working Theory 6
1.3. Nameplate Description 6
1.4. Technical Parameter 6
1.4.1. Basic Technical Parameter 6
1.4.2. Calendar Clock 7
1.4.3. Power Impulse 7
1.4.4. Other Parameter 7
2. Glossary 8
2.1. Demand interval 8
2.2. Maximum demand 8
2.3. Sliding window time 8
2.4. Peak on, Peak, Peak off, Valley, Low Valley, Lowest Valley time zone 8
2.5. Harmonic voltage(voltage Distortion) 8
2.6. Harmonic current(current Distortion) 8
2.7. Total Voltage Harmonic Distortion(THDU) 8
2.8. Total Current harmonic Distortion(THDi) 8
3. Function Introduction 8
3.1. TOU energy measurement (six tariffs, 4 quadrants) 8
3.2. Measure current, voltage, frequency and power 9
3.3. Calculate M.D 9
3.4. Harmonic analyze 9
3.5. The record of 12 months account data 9
3.6. The record of load curve 9
3.7. Main and Subsidiary Tariff Setting 10
3.8. The record of event 10
3.8.1Outage 10
3.8.2. Loss Phase 10
3.8.3Loss voltage 10
3.8.4. No load 10
3.8.5. Loss current 10
3.8.6. Exceed Voltage limit 11
3.8.7. Unbalance voltage 11
3.8.8. Reverse 11
3.8.9. Exceed demand 11
3.8.10Programming 11
3.8.10.1. Power on 11
3.8.10.2. Reset 11
3.8.10.3 Clear demand 11
3.8.10.4.Clear zero 11
3.8.10.5Calibrate date 11
3.8.10.6Voltage Qualification Rate 11
3.8.10.7xceed limit of voltage Distortion 11
3.8.10.8. Three Phase Failure Record 11
3.8.10.9. Current Reverse Indicator 11
3.8.11. The record of electronic energy quality 11
3.8.11.1. The unbalance rate of current 11
3.8.11.2. The event of high-neutrality current 12
3.8.12The event of assistant 12
3.8.12.1The lower limit of voltage 12
3.8.12.2. The exceed limit of current 12
3.8.12.3. Open cover events 12
3.9. Freezing Energy 12
3.10. Impulse output and accuracy check 12
3.11. Other signal output 12
3.12. Double RS-485 communication and optical communication 12
3.13. Reading meter when PT shut down 12
3.14. Battery 12
4. LCD Description 13
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