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Find out moreNorthern Design Power Rail 300 (303) Energy Meter with 5A Output
Power Rail 300 Energy Meter
Northern Design Power Rail 300 (303) Energy Meter with 5A Output
£92.00
£110.40 inc. VAT
Product Description
Power Rail 300 is a DIN Rail mounting Electronic kWh Meter specifically designed for switchboard applications. Easy to install and convenient to use. Equally suitable for both 3 wire and 4 wire 3f unbalanced loads (optionally for single phase or balanced 3f systems), these Meters have been designed to measure accurately irrespective of the type of load – ideal for a motor, a heater, or a modern electronically controlled load.
Specification
Inputs
| System | 3 Phase 3 or 4 Wire Unbalanced Load |
| Voltage U | 480/277V 110/63V & 208/120V (optional) |
| Current I | 5A from external CTs. 1A optional. Fully isolated |
| Measurement Range | Voltage: 50% to 120% Current: 0.2% to 120% |
| Frequency Range | Fundamental: 45 to 65Hz Harmonics: Up to 30th harmonic at 50Hz (Option) |
Auxiliary Supply
| Standard | 230V 50/60 Hz ±15% |
| Option | 110V 50/60 Hz ±15% |
Accuracy
| kWh | Better than Class 1 per EN 61036 & EN 62053-21 Better than Class 1 per BS 8431 |
| kW | Better than ±1% reading; Class 1 BS 8431 |
Pulse Outputs
| Function | 1 pulse per unit of energy |
| Scaling | Settable between 1 & 1000 counts of kWh register |
| Pulse duration | 0.1 sec. default; Settable between 0.1 and 20 sec |
| Type | N/O Volt free contact. Optically isolated BiFET |
| Contacts | 00mA ac/dc max., 100V ac/dc max |
| Isolation | 2.5kV 50Hz 1 minute |
General
| Operating | -10°C to +65°C |
| Storage | -25°C to +70°C |
| Humidity | <75% non-condensing |
| Environment | IP54 standard, IP65 optional |
Mechanical
| Terminals | Rising cage. 4mm² (12AWG) cable max |
| Enclosure | DIN 42880, 6 modules |
| Material | Noryl® with fire protection to UL94-V-O. Self extinguishing. |
| Dimensions | 106 x 90 x 58mm (4.2” x 3.5” x 2.3”) |
| Weight | ~ 325 gms |
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