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Using single-phase or three-phase circuit, measuring the cos∅ in power system, 3P3W balanced load, 3P3W unbalanced load, 3P4W unbalanced load.

| Product Name | Analog Power factor meter |
| Indicating Angle | 240°-270° |
| Dimension | 72*72-108mm |
| Hole Size | 68*68mm |
| Measurement | 0.5C-1-0.5L/0C-1-0L |
| Connection | 100V/5A,220V/5A,380V/5A,400V/5A,440V/5A |
| Item | Technical Data | International Standard |
| Technical Standard | GB/T7676-1998 | IEC60092-50 |
| Environment Standard | GB8355-1987 | IEC92-504-74 |
| Safety Standard | GB4793-20 | IEC61010 |
| Working Temperature | -40℃-65℃ | |
| Temperature Influence | -13-33℃, 100% comply with accuracy class | |
| Indicating Angle | 240-270° (Synchroscope meter:360°) | |
| Color of Shell | Black/white , board frame , terminal plate : Black | |
| Color of Dial Plate | Black/white, other colors are available on requests | |
| Mounting | Vertical mounting | |
| Dimension | 110*110mm, 80*80mm | |
| 96*96mm, 72*72mm, 48*48mm | ||
| Overshoot | Less than 20% when scale reaches to 2/3 | |
| Insulation Withstand | Circuit & shell: AC2600V/1 minute(Water area) | |
| Vibration Resistance | 24.5m/s2 | |
| Impact Resistance | 147m/s2 | |
| Material | Shell/terminal board: ABS; Cover: Transparent Glass | |

WDLYCH series meter are direct acting indicating and analogue electrical measuring instruments. Measuring AC/DC current, voltage, frequency, power, power factor, phase sequence,synchroscope, position indication, network insulation monitoring, hours run meter and other non-electric measurements.
Mainly used on various AC/DC transmission and distribution system, power control panel and electrical equipment for various industries such as marine, rail, aviation, chemical and explosive-proof, nuclear power, high-mid voltage equipment, power generator set and control engineering. It is high end meter, and suitbale for complicated environment to measure electric/non-electric energy.
1. Used for measuring cos∅ in power system, pls specify the detailed value as requirements;
2. Please specify if need red pointer for preset value.


1. Who is Wei Dian Union?
Wei Dian Union is a new company, eastablished in the year of 2015, we have 15 technical engineer and 10 sales man, including domestic and international sales. Our team is young, which guarantee us more vitality.
2. Is your company manufacturer or trading company?
Yes, we are the manufacturer, we buy house and develop moudles all by ourselves.
3. What is the warranty of your products? and how about your quality?
All of our meters have 18 months warranty, and we cooperate with the university to develop new items and quality control, besides our own technical team.
4. How about your payment term and shipment?
We accept T/T, L/C and western union, prefer to TT, delivery date should be within one week after payment.
5. What's your advantage? Why should I choose your company?
Price: Compared with other famous company, our cost is much lower;
Quality: We have strict quality control, each meters have to accept life-time testing & inspection.
Sales supports: We are not big company, so our policy is flexible, quick action to any requirements.
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