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FEATURES
AND ADVANTAGES
• Measurement, display
and communication of
up to 23 major parameters
• True
RMS measurement for
accurate measurement
of
distorted waveforms
• High
accuracies
• 96
x 96mm DIN one piece self contained
package
• Ideal
for retrofitting analogue
switchboard meter applications
• Three
line LED display
• Large red LEDs for easy viewing
• Tactile feedback
keys for positive user
interface
• Simple menu structure
• User programmable
screen for custom applications
• Designed to meet world-wide
industry standard approvals, safety,
performance, EMC, etc.
INPUT
SPECIFICATION
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Voltage:
57 - 277V L/N
100 - 480V L/L
Measuring
Range 10 - 100%
Range of use 5 - 120%
Current:
5 amps (Standard) or
1 amp (Optional)
Measuring Range 10 - 100%
Range of use 5 - 120%
Maximum C.T. ratio 4000:5A
or 4000:1A
Frequency:
45 to 65Hz
Power Factor:
Range of use 0.5 Lag - 1 -0.8 Lead
Overloads:
Voltage:
2 x for 1 second (x10) at
10 second intervals
Maximum terminal voltage
1.2 times normal
Current:
20 x for 1 second (x5)
at
5 minute intervals
Maximum continuous terminal
current 1.2 times nominal
Burden:
Voltage: Each line <0.2VA
Current: Each phase <0.6VA
Isolation:
Input to Digital O/P.:
2.2kV
Input to Pulsed O/P.:
2.2kV
Dielectric voltage:
2.2kVV RMS 50Hz for 1 min withstand between circuits and accessible
surfaces
Max. working voltage:
600V
RMS between circuits
A.C. power surge voltage:
IEC 61000-4-5, 1.2/50 microseconds 4kV High
frequency disturbance test:
IEC 61000-4-4, 2kVV peak all meas. inputs
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Accuracy
Class:
Voltage:
+0.4% of reading±0.1% of range
Current:
+0.4% of reading ±0.1%
of range Neutral +4% of range
Power:
kW kVA: +0.9 of reading
+0.1% of range kVAr: +1.9%
of reading ±0.1% of range
Energy:
kW.h 1% IEC 1036 (PF 0.8-1-0.8)
kVAr.h 2% IEC1036 (PF 0.8-1-0.8)
Frequency:
+0.15% of mid frequency
Phase/Power Factor:
1% of unity
Climatic Temperature:
Operating 0 to 50°C
Storage -20 to +70°C Calibration 23°C
Temp Coeff:
±0.013%/°C (typical)
Humidity:
95% RH non condensing
Auxiliary
Supply:
100 - 250V A.C./D.C.
Standard12 - 48V D.C. Optional
Approvals:
Production:
ISO 9001 certificate no. FM21540
Safety:
IEC 1010/BSEN 61010-1,
Installation category II pollution
degree 2, 600V RMS (General
electrical and mechanical safety
requirement) UL3111-1
Enclosure:
Production code IP54 BSEN60529,
IEC 529, BS5490, UL94V-0 Flame
retardant material
EMC:
Emissions BSEN50081/1,
Immunity
BSEN50082/2
EU low voltage directive:
73/23/EEC amended by 93/68/EEC
EU EMC directive:
89/336/EEC amended by 93/68/EEC
Test Method:
Measuring
circuit BSEN 60688, IEC688
BSEN 61036, IEC 1036 (kWh functionality)
Outputs (optional):
Digital: Ports:
1 off RS485 Modbus®, RTU Protocol 2 wire, half duplex, Screw
clamp terminals
Alternatives:
LonWorks, Profibus DP, Devicenet
Pulsed Type Import Energy:
1 - Relay output SPNO 100V D.C. 0.5A
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