Doepke DOEP DFS4 040-4/0,03-B SK MI RCD switch 4-pole 40 A 0.03 A type B SK mobile Ins

The DOEP DFS4 040-4/0.03-B SK MI FI switch is a highly advanced residual current device specifically designed for use in single-phase and three-phase networks. With a rated current of 40 A and a residual current sensitivity of 0.03 A, this 4-pole switch provides reliable protection for people, animals, and electrical installations. Its compact design allows for easy mounting on DIN rails, while the large double-decker terminals are suitable for larger conductor cross-sections. The switch is all-current sensitive and can detect frequencies from 0 Hz to 150 kHz, making it particularly versatile. The robust construction ensures high surge current and lightning resistance, enhancing safety in various applications. Additionally, the tripped position of the multifunction switch knob facilitates troubleshooting, and the free labeling software aids in marking.

• All-current sensitive residual current device for single-phase and three-phase networks
• High immunity to frequencies from 0 Hz to 150 kHz
• Increased surge current and lightning resistance
• Easy mounting on DIN rail with large double-decker terminals
• Optimized for installations without fire protection requirements.