DQe (KDQe) - Power Meter for active, reactive and apparent Power
DQe-KDQe.jpg
Description
Features
- Mounting in compliance with DIN 43700
- Single or three phase, 3 or 4 wire, balanced or unbalanced connection
- Power supply from measuring power system or separate
- Low self-consumption
- Wide frequency range of operation
- Exchangeable scale
- Protective cover for terminals (optional)
Application
The instrument operates on fast sampling method of input quantities (current and voltage) on all tree phases. From the input data microprocessor calculates active, reactive and apparent power.
Technical Data
|
Voltage Input |
|
| Nominal voltage | Un(L-N)/Un(L-L) 57,7 V/100 V, 63,5 V/110 V, 230 V/110 V |
| Consumption: | <0,1 VA per phase |
| Overload capacity | 1.5 x Un continuously, 2 x Un for 10 s |
|
Current Input |
|
| Nominal current In: | 1A or 5A |
| Consumption: | |
| Overload capacity: | 3 x In continuously, 25 x In for 3 s 50 x In for 1 s |
| Power Supply | |
| Nominal voltage Un:: | ± 20% |
| Frequency | |
| Nominal frequency | 50/60 Hz |
| Measuring range | 45...65 Hz |
| Accuracy | |
| Accuracy class | 1.5 according to EN 60051 |
| Housing: | PC non-flammable, according to UL 94 V-0 |
| Protection class: | housing IP 52 terminal contacts IP 00 (IP 20 for connection terminals) |
| Operating position: | Vertical |
| Weight: | < 500 g |
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