The Phoenix Contact space saving, PLT-SEC range of surge protection devices work in the background to protect your devices against transient and high energy voltage peaks.
The type 3 plug-in protection devices are designed for 1-phase and 3-phase power supply networks and can be used without back up fuse. They should be installed upstream of the end devices to be protected.

• Varistor-based device protection
• Integrated overcurrent protection
• Line follow current is safely protected due to the innovative spark gap technology
• Slim design
• Works in the background to preserve your whole system
• Optical status indicator using LED
• Predictive testing of the protective devices lets you know in advance what is happening

Industrial Circuit Protection