====== Single phase power-sensor, CT ======

**1-phase power-sensor, current transformer**

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| Model number: ^ PM1-E-D-CT                                   |
| Connect to:   |[[wiki:20_rdc_charger:15_hardware:01_rdx_charger]]|
| :::           | RS485 power sensor bus A - B                 |
| Mounting:     | DIN rail, 1M, 18 mm                          |
| Dimensions:   | 18 × 62 × 119 mm                             | 

^ Used for measuring power and energy of                 ||
| ✔ | single-phase energy sources                        |
| ✔ | single-phase energy consumers                      |

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===== Applications =====

  * Digital multi-function power sensor for single phase networks

===== Features =====

  * DIN rail mounting with 50A current transformer ([[wiki:20_rdc_charger:15_hardware:20_ct-1-e-50]] )
  * Compact design in a single module 18mm wide
  * Seal-able cover(phase and neutral terminals)

===== General description =====

The PM1-E-D-CT series is an advanced single phase energy monitoring solution with built-in configuration push button and LCD data display. Particularly indicated for metering active energy and other power parameters. Housing for DIN-rail mounting, IP51 protection degree.

===== Technical specifications =====

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^ Technical Data                                                               ||
| Operating Humidity             |                                        ≤ 75% |
| Storage Humidity               |                                        ≤ 95% |
| Operating Temperature          |                                -20°C - +50°C |
| Storage Temperature            |                                -30°C - +70°C |
| International Standard         |                                 IEC 62053-21 |
| Accuracy                       |                                      Class 1 |
| Mounting                       |                         DIN rail (DIN 43880) |
| Sealing                        |                                  IP51 Indoor |
| Nominal Voltage Input          |                 (Ph+N) 230V AC (176-276V AC) |
| Max Continuous Voltage         |                              120% of nominal |
| AC Voltage Withstand           |                             4KV for 1 minute |
| Impulse Voltage Withstand      |                                    6KV-1.2μS |
| Current Input                  |                           0.25-5A(6)A AC RMS |
| Operational Current Range      |                                 0.4% Ib-Imax |
| Over current withstand         |                             20Imax for 0.01s |
| Nominal Input Current Burden   |                                        0.5VA |
| Frequency                      |                                   50Hz(±10%) |
| Power Consumption              |                              ≤ 2W/10VA/phase |
^ Accuracy                                                                     ||
| Voltage, Current               |                                         0.5% |
| Frequency                      |                        0.2% of Mid-Frequency |
| Power Factor                   |                           1% of Unity (0.01) |
| Active Power, Apparent Power   |                        ≤ 1% of Range Maximum |
| Reactive Power                 |                        ≤ 1% of Range Maximum |
| Reactive Energy (Varh)         |                                      Class 2 |
| Active Energy (Wh)             |                                      Class 1 |
^ Current transformer                                                          ||
| Frequency                      |                                     50-60 Hz |
| Rated current                  |                                         50 A |
| Accuracy                       |            from 20% to 120% of rated current |
| Phase angle                    |  less than 2 degrees at 50% of rated current |
| Insulation voltage             |                                      600 VAC |
| Maximum primary voltage        |               5000 VAC (insulated conductor) |
| Dielectric strength            |                              2.5 kV/1mA/1min |
| Operating temperature          |                                  -15 to 60°C |
| Operating humidity             |                                       < 85 % |
| Case material                  |                                   PC/UL94-V0 |
| Bobin                          |                                          PBT |
| Core                           |                                    Permalloy |
| Internal structure             |                                        Epoxy |
| Leads                          |                UL 1015, Twisted pair, 22 AWG |
^ Modbus                                                                       ||
| Bus Type                       |                          RS485 (Semi-Duplex) |
| Protocol                       |                                   Modbus RTU |
| Baud Rate                      |                       1200/2400/4800/9600bps |
| Address Range                  |                                        1-247 |
| Max. Bus Loading               |                                        64pcs |
| Communication Distance         |                                  1000 Meters |
| Parity                         |                                EVEN/ODD/NONE |
| Data Bit                       |                                            8 |
| Stop Bit                       |                                            1 |
                                                
                                                
                                                
                                                
                                                
                                                
                                                
                                                
                                                
                                                
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===== Dimensions =====

{{wiki:20_rdc_charger:pm1-e-d_dimensions.png?nolink|}}



===== Terminals =====

{{wiki:20_rdc_charger:03_hardware:pm1_ct_terminals.png|}}

===== Downloads =====

{{ wiki:20_rdc_charger:03_hardware:hiq_pm1-e-d-ct_user_manual_2020_v1.0.pdf |}}  {{ wiki:20_rdc_charger:03_hardware:hiq_pm1-e-d-ct_protocol_v1.2.pdf |}}