Technical Data - Elster A1140 User Manual

36
A1120/40 - Electronic Polyphase Meter
25

TECHNICAL DATA

Current: Standard Range (direct connected)
Extended Range (direct connected)
Standard Range (CT operated)
Extended Range (CT operated)
Frequency
Reference Voltage
Voltage Operating range
System Connection - 2 element meter
Short Circuit Current
Burden of Voltage Circuits 230V
Burden of Current Circuits (10 – 100A meter)
Burden of CT Operated Meters
Insulation
Impulse Withstand
Display
Meter Constant (pulsing LED output)
Pulse Output Specification
SO Output (12 kV isolation)
100mA Relay Output (12 kV isolation)
300mA Relay Output (12 kV isolation)
Product Life
Certified Life
Temperature
Humidity
Maximum Dimensions
Weight
Accuracy Class kWh
Case
Terminals Main
Auxiliary
Note: Sample meters have successfully passed the "Damp heat cyclic" test given in section 6.3.4 of
EN50470-1. However, for maximum operational life, it is recommended that installation sites are
chosen where condensation is unlikely to occur.
© Elster Metering Limited - M181 001 2G - 5/2010
- 3 element meter
kWh
kvar
20 - 100A, 10 - 100A
5 - 100A
1 - 2A, 5 - 10A
1 - 10A
50 or 60Hz
220V - 240V (L – N)
220V - 240V (L – L)
105V - 127V (L – N)
105V - 127V (L – L)
±20%
3 phase 3 wire
3 phase 4 wire
2 phases of 3 phase 4 wire
2 phase 3 wire
1 phase 3 wire
1 phase 2 wire
30 Imax
0.8W, 1.3VA
4VA @ 100A/phase [max]
0.22VA per phase
4kV RMS
12kV 1.2/50μs 40 ohm source
9.8mm characters, high contrast, wide viewing angle
1,000 p/kWh (kvarh) Direct connected
10,000p/kWh (kvarh) CT Operated
Approximately 6ms Pulse width
27V d.c. 27 mA, IEC 62053-31 (Transistor Output)
230V a.c or d.c, 100mA
230V a.c 300mA
15 years
10 years
Operational range: -25° C to +65° C
Storage Range: -25° C to +85° C
Condensing (See note below)
Annual Mean 75% (95% for 30 days spread over one year)
233mm (High) x 174 mm (Wide) x 50mm (Deep)
904 grams
EN 62053-21/22 - Class 0.5s, 1 or 2
EC Directive 2004/22/EC (MID) - Class A, B or C
EN 62053-23 - Class 2 or Class 3
DIN 43857 Part 2 and Part 4 (except for top fixing centre)
IP53 to IEC 60529:1989
EMC Directive 89/336/EEC
8.2mm bores, M6 Terminal Screws – max torque 2.8 N m
9.0mm bores, M6 Terminal Screws – max torque 2.8 N m
9.5mm bores, M6 Terminal Screws – max torque 2.8 N m
3.2 mm bores, M3 Terminal Screws – max torque 0.45 N