ABB VSC/P 7.2-400 SCO

Here's a professional introduction to the **ABB VSC/P 7.2-400 SCO**:

### **1. Product Overview**
The ABB VSC/P 7.2-400 SCO is a **vacuum contactor** designed for medium-voltage switching applications, combining reliable circuit control with advanced protection features.

### **2. Key Specifications**
| Parameter          | Specification               |
|--------------------|----------------------------|
| Rated Voltage      | 7.2 kV                     |
| Rated Current      | 400 A                      |
| Breaking Capacity  | Up to 3.6 kA (depending on configuration) |
| Operating Principle| Electromagnetic actuation with vacuum interrupter technology |
| Mechanical Life    | 100,000 operations         |
| Electrical Life    | 10,000 operations at rated current |
| Control Voltage    | 24-220V DC/AC (standard options) |

### **3. Technical Features**
- **Vacuum Interrupter Technology**
  - Maintenance-free operation
  - No gas emissions
  - Compact design

- **Integrated Protection**
  - Overcurrent protection
  - Undervoltage release
  - Mechanical interlock options

- **Versatile Mounting**
  - Fixed or withdrawable versions
  - Suitable for switchgear compartments

### **4. Typical Applications**
- Industrial power distribution systems
- Motor control centers (7.2kV class)
- Transformer switching
- Capacitor bank control

### **5. Compliance & Standards**
- IEC 62271-1
- IEC 62271-100
- ANSI/IEEE C37.04

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