Onset
WattNode 3Y-208 Phase Wye kWh Transducer Sensor
ALL PRICES DISPLAYED ARE EXCLUSIVE OF VAT.
ACCESSORIES ARE SOLD SEPARATELY.
NOT SURE WHAT TO ORDER? CONTACT US TODAY!
The WattNode Wye-connection kWh Transducer provides accurate measurements at an affordable price, ideal for sub-metering, net-metering, energy management, and performance contracting applications.
Designed to work with Magnelab AC Current Transformers and a Pulse Input Adapter, it delivers True RMS kilowatt hours of energy usage, even for loads with non-sinusoidal waveforms.
Compatible with a 1, 2, or 3-phase wye-connection of 208/240 VAC, this model should only be operated by qualified personnel due to its direct line connection.
Documentation
Data SheetUser Manual
Highlighted Features
- Measures 1, 2, or 3 phases in 2, 3, or 4 wire configurations
- Use with a wide choice of CTs (sold separately); ratings from 5 to 1500 amps
- Accurate measurement of 1-,2-, or 3-phase configurations
- Easy to install and wire
- Pulse output: compatible with pulse input logger models
- Small size: can be installed in existing service panels or junction boxes
- Diagnostic LEDs: confirms proper installation for all phases
- Bidirectional metering: net metering for PV (photovoltaic) solar and wind power generation with only one meter
- Metering of variable frequency drives
- Line powered: no external supply required
- Detachable terminal blocks: easy to install and remove
- UL, cUL listed: designed and tested for safety and use throughout North America
- CE Mark: can be installed throughout the EU
Applications
In what environment does this sensor operate?
This sensor operates in an indoor environment.
What measurements does this sensor support?
The T-WNB-3Y-208 sensor supports the following measurement: Kilowatt Hours (kWh)
Specifications
| Specification | Detail |
|---|---|
| Operating Voltage Range | ±20% of nominal |
| Frequency | 60 Hz |
| CT Input | 0-0.5 VAC operating, 3 VAC maximum |
| Connectors | UL, CSA recognized, detachable screw terminals (14 AWG), 600V |
| Operating Temperature Range | -30 to 60°C (-22 to 140°F) |
| Operating Humidity Range | 0 to 90% RH, non-condensing |
| Dimensions | 8.5 cm x 14.3 cm x 3.8 cm (3.3 in. x 5.6 in. x 1.5 in.) |
| Weight | 295 g (10.4 oz.) |
| Number of Data Channels | 2 |
| Wye Configuration Ranges | 120, 208, 240 Volts AC |
| Configurations | - 1 Phase 2 Wire 120V (with neutral) |
| - 1 Phase 3 Wire 120V/240V | |
| - 3 Phase 4 Wire 120V/208V | |
| Accuracy | ±0.45% of reading + 0.05% FS through 25th harmonic. Depending on CT used and line variation, accuracy could vary from 1.5% to 4% of reading |
Typical installation
