| The 866R is no longer in production and has been replaced by the LEM IST. Please see Discontinued Products. |
|
Specifications
- 866R
|
| Electrical
|
| Primary
Current (with 866-600 Head) |
600A
peak, 425A rms
|
| Polarity |
Bipolar
|
Output
at Maximum Primary Current
Current Output (screw terminals)
Voltage Output (BNC connector)
|
± 400mA1
± 1V
|
Load
Capacity
Normal Operation
Overload (basic function maintained)
Overload (fault) |
100%
110%
500% (0.1s)
|
Transfer
Ratio Accuracy
Current Output - I(max)A/400mA1
dc
to 1kHz
to 10kHz
Voltage Output - I(max)/1V
dc
to 1kHz
to 10kHz |
< 10ppm
< 500ppm
< 1,000ppm
< 1,000ppm
< 1,000ppm
< 1,000ppm
|
Linearity
Current Mode
Voltage
Mode |
< 10ppm
< 30ppm
|
Phase
Shift
to 1kHz
to 10kHz |
< 2 degrees
< 5 degrees
|
Measuring
Ratio Stability
Current Mode
Vs.
Temperature
Vs.
Time
Voltage Mode
Vs.
Temperature
Vs.
Time |
< 1ppm/°C
< 1ppm/month
< 5ppm/°C
< 10ppm/month
|
Offset
Initial
Vs. Temperature
Vs. Time |
< 50ppm
< 2ppm/°C
< 2ppm/month |
Noise
Feedback to Main Conductor
DC-100kHz (rms) |
< 10µV
|
Output
Noise (rms)
DC-10Hz
DC-10kHz
DC-50kHz |
< 20ppm
< 50ppm
< 150ppm
|
| Slew
Rate (Output, 10-90%) |
³
10kA/ms
|
Bandwidth
(5 ohm Burden Resistor, -3dB,
small signal 0.5% of full
scale) |
DC
to 100kHz |
| Test
Voltage (25mm dia. Busbar to Ground) |
5kVAC
(rms) |
Environmental
Conditions
Operating Temperature
Electronics
Transducer
Humidity |
10 to 50°C
0 to 60°C
20 - 80%
|
| Input
Power Requirement |
85
- 260Vac, 50/60Hz, 100VA
|
| Sensitivity
to AC Input Change |
2ppm/% |
| Sensitivity
to conductor position |
<
0.3ppm/mm |
| Busbar
Free Zone (single current return) |
Ø
150 x 150L |
Magnetic Field Coefficient
Axial
Radial |
< 5ppm/mT (5mT max.)
< 5ppm/mT (5mT max.)
|
Standards
Emission Compliance
Immunity Compliance
|
EN50081-2
EN50082-2-195
|
| Mechanical
|
Dimensions
Electronics
Weight
Head
Hole Diameter
Weight (each) |
483 x 88 x 250 (mm)
4kg
122 x 98 x 65 (mm)
Ø 26
1kg
|
|
Note
1: The 866R may be delivered factory programmed for
the following currents defined in the 866R VOM selection chart.
All ppm figures refer to full scale output
All dimensions are in mm.
Specifications are subject to change without notice.
This page was last updated on 26 May, 2011
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