Combined Measuring Equipment consisting of three Integrated Measuring Transformers mounted on a metallic structure with a test board box in secondary terminals for field verification. Meets the specifications of CFE VE100-13, CFE VE100-29 and CFE 54000-56 in force. EPRECSA-CHUANGYIN trademark. Manufactured in Mexico.
Short Description
ECM-3E-13.8-8400/120-10/5
ECM-3E-13.8-8400/120-50/5
ECM-3E-13.8-8400/120-200/5
ECM-3E-23-14400/120-10/5
ECM-3E-23-14400/120-50/5
ECM-3E-23-14400/120-200/5
ECM-3E-34.5-20125/115-10/5
ECM-3E-34.5-20125/115-50/5
ECM-3E-34.5-20125/115-200/5
Voltage
Nominal System Voltage (r.m.s. value)
13.8
13.8
13.8
23
23
23
34.5
34.5
34.5
Nominal Voltage and dielectric test value
Maximum Design Voltage of the Equipment in kV (r.m.s. value)
15.5
15.5
15.5
27
27
27
38
38
38
Installation altitude (m.a.s.l)
hasta 2500
hasta 2500
hasta 2500
hasta 2500
hasta 2500
hasta 2500
hasta 2500
hasta 2500
hasta 2500
Nominal Withstand voltage at industrial frequency Kv (r.m.s. value)
Internal
38
38
38
50
50
50
70
70
70
External
38
38
38
50
50
50
70
70
70
Nominal lightning Impulse withstand voltage kV (peak value)
Internal
110
110
110
150
150
150
200
200
200
External
110
110
110
150
150
150
200
200
200
Unit ratio of each secundary
70
70
70
120
120
120
175.1
175.1
175.1
Transformer Ratio (V) (Uprim:Usec) one secundary
8400:120
8400:120
8400:120
14400:120
14400:120
14400:120
20125:115
20125:115
20125:115
Transformer ratio for billing (Single-winding)
10:5
50:5
200:5
10:5
50:5
200:5
10:5
50:5
200:5
Accuray and nominal burden for measurement and protection