Description
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Electrical |
LED |
LCD |
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Connection type |
Common product for 1P2W / 3P3W / 3P4W applications |
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Voltage |
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Measuring voltage range |
20 V to 500 V |
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Nominal voltage range (Un) |
57.5 V to 240 V (phase to neutral), 100 V to 415 V (phase to phase) |
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Over voltage |
150% of Un continuous |
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Current |
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Measuring current range |
50 mA to 6A |
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Nominal current range (In) |
1 A or 5 A |
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Overload |
150% of In continuous |
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Frequency range |
45 to 65 Hz |
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Power factor |
0.1 lag – Unity – 0.1 lead (for In and Un) |
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Short- time over current |
120 A for 1 sec |
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Auxiliary power supply range |
40 to 300 V AC / DC |
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Accuracy Class |
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Voltage (V), Current (A) |
±0.5% FS |
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Power |
±0.5% FS (at unity PF) |
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Power factor (PF) |
±0.005 |
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Frequency (F) |
±0.1 Hz |
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Active energy |
Class 1.0 (acc. to IEC 62053-21) |
Class 1.0 (acc. to IEC 62053-21) Class 0.5s (acc. to IEC 62053-22) |
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Reactive energy |
Class 2 (acc. to IEC 62053-23) |
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Temperature coefficient |
Voltage, current: 0.05% / ºC |
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Burden |
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Voltage circuit |
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Current circuit |
1 A: |
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Auxiliary supply |
<4.5VA |
<3.5VA |
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Mechanical LED |
LCD |
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Bezel size Panel cut-out Tolerance |
96 x 96 x 55 mm (70.8 mm with parking terminals) 92 x 92 mm +0.5mm |
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Weight |
Approx 320 grams |
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Enclosure |
Flame Retardant Polycarbonate (as per UL 94 V0) |
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Terminals |
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Voltage/auxiliary |
Combicon connectors: up to 2.5 mm2 cable |
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Current |
Pass-through CT connection: up to 4 mm2 cable |
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Parking terminal for CT terminations (optional) Digital output / RS-485 / alarm output |
U-type / ring-type terminations: maximum up to 4 mm2 cable Combicon connectors: up to 2.5 mm2 cable |
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Programming |
LED |
LCD |
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CT / PT(VT) ratio |
Field-programmable primary and secondary values PT(VT) primary up to 2000 kV, CT primary up to 15000 A |
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RPM |
Field-programmable pole (0-18) and slip (00.00 to 99.99%) |
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Alerts |
Field-programmable high and low threshold values |
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Demand interval |
Field-programmable: 1 to 60 minutes |
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Modbus registers |
User programmable 25 modbus addresses via software (Modbus variants only) |
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Display |
LED |
LCD |
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Number of lines |
4 lines |
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Number of digits |
7 digits for energy parameters, 5 digits for instantaneous parameters |
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Energy resolution |
Up to 0.01 resolution |
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Character size |
14.2 mm x 8.1 mm |
10.2 mm x 6.3mm |
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Bar-graph |
Yes (7 steps up to 150%) |
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Environmental |
LED |
LCD |
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Protection degree (as per IEC 60529) |
Front fascia: IP 54 default, terminals: IP 20 |
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ESD |
IEC / EN 61000-4-2 (in accordance to standard IEC / EN 61326) |
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EFT |
IEC / EN 61000-4-4 (in accordance to standard IEC / EN 61326) |
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Insulation |
CAT II, 4 kV RMS 50 Hz for 1 minute |
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Impulse withstand |
6.5 kV |
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Temperature |
-10°C to +60°C (operating); -25°C to +80°C (storage) |
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Humidity |
95% non condensing |
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Flame retardation |
UL 94 V0 |
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Maximum altitude |
2000 m |
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Compliance |
LED |
LCD |
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Standards |
IEC / EN 61557-12, IEC / EN 62053-21, IEC / EN 62053-22 & IEC / EN 62053-23 & IEC / EN 62053-31, IS13779, IS14697 Safety: IEC / EN 61010-1; IEC / EN 61010-2-030 |
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Options |
LED |
LCD |
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RS-485 |
Modbus: half-duplex, floating point, refresh rate: 500 ms User configurable – Baud rate: 1200 to 19200 bps (default 9600 bps ); Parity bit: None, Odd, Even; Stop Bit: 1, 2 |
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Pulse output (Single) |
24V to 240V DC or 48 to 240V AC @ 100 mA. Pulse width option of 80 / 240 / 300 ms |
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Alarm output (Single) |
N/O type, voltage rating 230V AC @ 2A. Pulse width option of 80 / 240 / 300 ms |
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