Tesys GB2 - Breakers for control circuits Thermal-magnetic circuit breakers from 0.5 to 20 A for the protection of industrial equipment control circuits 12 ratings are available, from 0.5 to 20 A, in single- pole (GB2 CB), single-pole + neutral (GB2 CD) and 2-pole (GB2 DB) versions. They have a magnetic tripping threshold set at between 12 and 16 In to withstand the current peaks generated by many industrial components. 2 ratings are available, 0.5 and 1 A,, in single-pole version. The magnetic tripping threshold is set between 5 and 7 In Benefits Compact and simple to select, TeSys GB2 thermal-magnetic circuit breaker are only 15 mm wide for single-pole and 30 mm wide for 2-pole. They are categorized according to their level of performance and functions: ratings, breaking capacity and accessories Applications Protection and isolation in accordance with standards IEC 947-1, 947-2 Certification IEC, CSA and UL Easily fixing onto all types af 35 mm on symmetric and asymmetric rails and on Telequick mounting plates Clear indication of “I” and “O” positions on the operators Tamper-proof device which requires no special maintenance