Rockwell-automation 592- E300 Overload Relay User Manual Manual de usuario Pagina 46

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46 Rockwell Automation Publication 193-UM015B-EN-P - June 2014
Chapter 2 Installation and Wiring
Figure 34 - External Current Transformer Connection
The E300 Electronic Overload Relay voltage based sensing modules support a
wide variety of power systems. Listed below are the power systems supported by
the specific sensing module.
Table 15 - Supported Power Systems
Voltage Mode
Voltage Mode (Parameter 252) determines the method for how voltage is
monitored E300 Electronic Overload Relay. The user selects the connection type
for the appropriate power system.
NEMA
L1 L2
L3
L1/1 L2/3 L3/5
T1/2 T2/4 T3/6
M
T1
T2
T3
IEC
L1 L2
L3
K1
L1/1 L2/3 L3/5
T1/2 T2/4 T3/6
E300
M
Primary
Current
Transformers
Primary
Current
Transformers
E300
Catalog Number Connection Type Power System
193-ESM-VIG-__-__
592-ESM-VIG-__-__
Direct
Single Phase
Delta
Wye
Grounded B Phase Delta
193-ESM-VIG-30A-CT
Direct
Single Phase
Delta
Wye
Grounded B Phase Delta
3 PT
Delta
Wye
2 PT
Single Phase
Open Delta
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