iEM3100 / iEM3200 / iEM3300 series user manual

Specifications

 

 

 

Chapter 9

Specifications

 

What is in this chapter?

This chapter contains the following sections:

Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 Mechanical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99 Environmental characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99 Measurement accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99 MID . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 Internal clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 Modbus communications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 LonWorks communications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 M-Bus communications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101 BACnet communications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101

Electrical characteristics

Power system inputs: iEM31•• meters

Characteristic

Value

 

 

Measured voltage

Wye: 100 - 277 V L-N, 173 - 480 V L-L ±20%

Delta: 173 - 480 V L-L ±20%

 

 

 

Maximum current

63 A

 

 

Measured current

0.5 A to 63 A

 

 

Overload

332 V L-N or 575 V L-L

 

 

Voltage impedance

3 MΩ

 

 

Current impedance

< 0.3 mΩ

 

 

Frequency

50 / 60 Hz ±10%

 

 

Measurement category

III

 

 

Minimum wire temperature rating required

90 °C (194 °F)

 

 

Burden

< 10 VA at 63 A

 

 

Wire

16 mm2 / 6 AWG

Wire strip length

11 mm / 0.43 in

 

 

Torque

1.8 Nm / 15.9 in•lb

 

 

Power system inputs: iEM33•• meters

Characteristic

Value

 

 

Measured voltage

Wye: 100 - 277 V L-N, 173 - 480 V L-L ±20%

Delta: 173 - 480 V L-L ±20%

 

 

 

Maximum current

125 A

 

 

Measured current

1 A to 125 A

 

 

Overload

332 V L-N or 575 V L-L

 

 

Voltage impedance

6 MΩ

 

 

Current impedance

< 0.2 mΩ

 

 

Frequency

50 / 60 Hz ±10%

 

 

Measurement category

III

 

 

Minimum wire temperature rating required

105 °C (221 °F)

 

 

Burden

< 10 VA at 125 A

 

 

Wire

50 mm2 / 1 AWG

Wire strip length

13 mm / 0.5 in

 

 

Torque

3.5 Nm / 30.9 in•lb

 

 

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Schneider Electric iEM3200, iEM3300 Chapter Specifications, Electrical characteristics, Power system inputs iEM31 meters