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Overview
- Current input terminal with automatic shorting mechanism
- Over 90 power and energy parameters
- Modbus RTU / DNP 3.0 protocol
- 4-AC current inputs, 5A or 1A (specified when ordering)
- 4-AC voltage inputs, maximum 300V
- True RMS conversion
- 32 sample points per cycle
- Instant maximum and minimum
- For factory and building automation
- Maximum demand control applicable
- Compact physical configuration
- Build in RTC (real time clock)
- Field programmable PT / CT ratio
- Accuracy up to 0.15%
- Low input burden 0.5VA (5A / 120V)
- 2 communication Port, RS-485 + RS-232
- Wide power supply range 80 ~ 260V AC / DC
- Memory for all setup and energy data
- Comprehensive self test diagnostic
- "User Map" speed up communication (indirect accessing data)
- 2KV RMS input / output / power isolation
- VFD display clear and long-life
- Fully modularized & plug-in type
- Easy in field maintenance
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Model & Ordering
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Specification
Input
- 4 - AC Currents ( Aa, Ab, Ac, A0)
- 4 - AC Voltage (Pa, Pb, Pc, Pn for 3-phase input & P1, P2 for separate 1-phase input)
- Range :
- Voltage : 10 ~ 300 V
- Current : Switchable for CT secondary rating
- Maximum 6A for 5A rating
- Maximum 1.2A for 1A rating
- Frequency 40 ~ 70Hz
Burden
- Voltage < 0.15VA at 300V (or > 1 M
 )
- Current < 0.1VA of rating
- Overload Withstand: 2 CT continuous, 25 CT 2 sec, 50 CT 1 sec
Display
- VFD / 0.28" / green color, 1 rows of 9 alphanumerics
Programmablity
- Communication Baud Rate
- 1.2k / 2.4k / 4.8k / 9.6k / 19.2k bps
- Device address 1 ~ 254
- Measured Power System
- 3P4W / 3P3W / 1P3W / 1P2W
- 50 / 60 Hz main frequency
- PT ratio 1.0 ~ 5000.0
- CT ratio 1.0 ~ 5000.0
Waveform Capture
- Data Channel : 4 currents, 4 voltages
- Sample Rate : 32 points per cycle, length 2 cycle
Maximum / Minimum Logger
- 20 parameters with time-stamped : VP1, VP2, VP3, VPE, VPS, VL1, VL2, VL3, VLE, VLS, A1, A2,
A3, A0, AE, W, Var, VA, PF, F
Communication Port
- RS232 (front panel) : Modbus RTU protocol only
- RS485 (rear panel) : Modbus RTU or DNP3.0 protocol
Real Time Clock (RTC)
- Maximum deviation 2 sec in 24 hours
- Time for Year / Month / Day / Hour / Minute / Second
Dielectric Strength
- IEC 255-5
- 2KV AC rms 1 minute between input / output / power
Impulse and Surge
- ANSI / IEEE C37.90.1-1989 (3KV) SWC
- IEC 61000-4-12 CLASS III SWC
- IEC 61000-4-4 CLASS IV SWC
- IEC 61000-4-5 CLASS IV Impulse
Stability
- Temperature range (-10 to +50 oC), max. 100 ppm/oC
Operating Condition
- Temperature range -25 to 60 oC
- RH 10 to 95% non-condensing
Storage Condition
- Temperature range -40 to 80 oC
- RH 10 to 95% non-condensing
Event logger
- 200 events with time-stamped
- status change of switch input
- Failure in self-test
- Programming access
- Trace memory triggered
- Power ON / OFF
Power Supply
- LO : DC 20 ~ 60V
- HI : AC 80 ~ 260V @ 40 ~ 70 Hz, DC 80 ~ 330 V
- Dissipation maximum 12 VA for AC and 5W for DC
Dimension
- 144 * 72 * 210 mm (W * H * D)
CUT OUT
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