SWITCHES – SERIES EFS
Breakers, selectors, switches and connecting switches suitable for hazardous area Zone 1 & Zone 21
Ex db / Ex tb – IP66/67
Switches, commutators, deviation and circuit closing switches allow maximum flexibility for every technical requirement and great adaption for mounting capability. They are suitable both for new and for existing installations. They are made in aluminum light alloy with stainless steel external bolts. The series includes three enclosures of different dimensions that can suit electrical equipment with increasing rated currents (16 A, 32 A and 63 A).
Standard external coating is grey color RAL 7000. Other RAL colors are available according to customer’s requirements.
Type of protection: Ex db / Ex tb
Degree of protection: IP66/67
- Gas group IIB or IIC
- Dust group IIIC
Max range ambient temperature: -50°C ÷ +80°C
Material used: Aluminum light alloy
Max rated voltage: up to 690 Vac / 660 Vdc
Max rated current: 16 up to 63 A
Weight: 700 g up to 2300 g