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COMBINED MEASURING EQUIPMENT
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 | Accuracy Class Voltage | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | |
| Accuracy Class Current | 0.2S | 0.2S | 0.2S | 0.2S | 0.2S | 0.2S | 0.2S | 0.2S | 0.2S | ||
| Protective burden range (VA) | 0-50 | 0-50 | 0-50 | 0-50 | 0-50 | 0-50 | 0-100 | 0-100 | 0-100 | ||
| Protective load ranges (VA) | 0-15 | 0-15 | 0-15 | 0-15 | 0-15 | 0-15 | 0-15 | 0-15 | 0-15 | ||
| Overcurrent Factor | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | ||
| Power factor | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | ||
