ABB PP875M

**ABB PP875M Product Introduction**

**1. Product Overview**

**Model**: PP875M  

**Series**: ABB Protection Relay Series  

**Type**: Multi-function Digital Protection Relay  

**Applications**: Medium-voltage distribution systems (6.6kV-36kV), transformer protection, motor protection, feeder protection

**2. Key Features**

a. Comprehensive Protection Functions**

- Overcurrent protection (instantaneous/definite-time/inverse-time)

- Earth fault protection (directional/non-directional)

- Transformer differential protection (87T function)

- Motor thermal overload protection (49RMS)

b. Advanced Monitoring**

- Power quality monitoring (THD≤3%)

- Fault recording (128 cycles)

- SOE event logging (1ms timestamp accuracy)

c. Flexible Communication**

- Dual Ethernet ports (IEC 61850 MMS/GOOSE)

- Supports DNP3.0, Modbus TCP protocols

- Optional fiber optic interface (ST/LC)

**3. Technical Specifications**

| **Category**       | **Specification**                          |

|----------------|----------------------------------|

| **Rated Input**   | 1A/5A CT, 110V/220V PT           |

| **Measurement Accuracy**   | Current ±0.5%, Voltage ±0.2%             |

| **Power Supply**   | 24-250V DC/AC (wide range)          |

| **Environmental Class**   | -40°C~+70°C (IEC 60068-2 standard)   |

| **Mechanical Life**   | >100,000 operations                   |

**4. Typical Applications**

- **Substations**: 10kV feeder protection

- **Petrochemical Plants**: High-voltage motor protection

- **Mining**: Main transformer differential protection

- **Data Centers**: Emergency power system protection

**5. Model Comparison**

| **Model**    | **PP875M** | **PP886** |

|------------|-----------|-----------|

| **Protection Functions**| 32 types       | 48 types       |

| **Communication**    | Dual Ethernet   | Quad Ethernet + Fiber|

| **Certifications**    | IEC 60255 | IEC 60255+SIL3|

**6. Configuration Tools**

- **Relion® 615 Series Configuration Software**

- **PCM600 Engineering Tool**

- **ABB Ability™ EDCS Remote Management**

**7. Certifications**

- **Safety**: IEC 60255-27

- **EMC**: IEC 61000-6 series

- **Seismic**: IEC 60255-21-3 (5g)

**Contact us if you need this product!**