01423 340 000
Northern Design Rail 350 Multi-function meter series
- Accuracy: Class 1
- DIN-rail mount (6 Modules wide)
- Isolated Pulse output
- Individual Harmonics to the 15th, THD to the 30th (Modbus)
- Multiple communications options
Product Details
The PowerRail 350 kWh Meter is a multi-function meter measuring kWh, kVARh, kW, V, A, PF & Hz and is DIN-rail mounting, fitting in a standard MCB enclosure.
Rail 350 models:
- Rail 350 5A CT Connected
- Rail 350 5A CT Connected with Modbus/THD
- Rail 350V mV CT Connected (0.333V)
- Rail 350V mV Connected with Modbus/THD (0.333V)
Product Specification
Inputs
- System: 3 Phase 3 or 4 Wire Unbalanced Load
- Voltage Un: 400/230V. 3 Phase 3 or 4 Wire, 110/63V & 208/120V optional
- Current In: 5A from external CTs. 1A optional. Fully isolated (Rail 350)
- Current In: 0.333V from external CT's. Fully isolated (Rail350V)
Measurement
- Voltage: 50% to 120%
- Current: 0.2% to 120%
- Fundamental: 45 to 65Hz
- Harmonics: Up to 30th harmonic at 50Hz (Individual to the 15th)
- Burden Voltage: <0.1VA per phase
- Current: <0.1VA per phase
- Overload Voltage: x4 for 1 hour
- Current: x40 for 0.5 second max
