LIMIT AND SAFETY SWITCHES
152Pages

Selection diagram Limit switches For standard or heavy applications 1 CABLE INPUT Plastic body Plastic head Plastic body Metal head Metal body Metal head Safety switches Plastic body Metal head Metal body Metal head With reset Plastic body Metal head Metal body Metal head Metal body Metal head Pull wire Plastic body Metal head Plastic body Metal head Plastic body Metal head

ERSCE Line limit and safety switches Multiple position Plastic body Metal head Metal body Metal head Plunger actuator Roller actuator Plastic body Plastic head Lever actuator Plastic body Plastic head Plastic body Metal head Metal body Metal head

Solutions for every need The Bremas position and safety switches are suitable for many different areas of use. Thanks to their solid construction, high reliability and durability over the time, they are usable in light applications but also where the environmental conditions are severe. Actuators • Steel AVP plungers • Cold galvanized steel lever • Plastic (PA6), metal (Stainless steel) or rubber (NRB) rollers • Glass fiber and aluminum rods, steel for springs Heads • Plastic (PA6 GF) • Metal (cold galvanized Zama) Body • Plastic (PA6 GF) • Metal (cold galvanized Zama) Contact elements •...

ERSCE Line limit and safety switches Standard and custom products Bremas has over 50 years of experience in the production of standard and customized solutions that allow to the uses to have a wide range of products and a large installation versatility. Lever Rollers Rods Inclinations Switching angles Costruction sizes Materials Contact elements Customized contact travel for any special application needs. Opened contact Closed contact PRESSURE ANDATA RELEASE RITORNO A = Max travel, for linear (mm) or angular (degree) movement B = Travel before the opening of the NC contact C = Travel before...

Quick reference Limit and Safety switches E100 series E200 series E300 series E400 series M3 series FMV series Limit switches E100–E200–E300–E400 series Selection diagram Technical specifications Limit switches for gates and lifts Accessories for limit switches Safety switches Selection diagram Technical specifications Safety switches with reset 5 ways key actuation safety switches Pull-wire safety switches Hinges operating safety switches Accessories for safety switches Microswitches Selection diagram Technical specifications Order codes M3 series Multiple position limit switches Technical...

Selection diagram Plastic or Metal actuators Plastic or Metal heads 1NO+1NC snap action 1NO+1NC slow action 1NO+1NC slow action with overlapping 2NO slow action 2NC slow action 2NC snap action 2NC slow action for gates/lifts 2NC

ERSCE Line limit and safety switches Product code structure Options RA With steel roller S1 With rubber gasket P With cable gland Pg13,5 50 With roller Ø50 mm Q With cable gland Pg11 13 With roller Ø13 mm M12 With M12 connector C For gates/lifts R With membrane M20x1,5 50C With roller Ø50 mm for gates/lifts 1 cable entry 2 cable entry 3 cable entry 1 cable entry Construction material P Plastic body / Plastic head I Plastic body / Metal head M Metal body / Metal head 1NO+1NC snap action 1NO+1NC slow action

Technical data Maximum operating frequency Insulation resistance Dielectric strenght Rated insulation voltage Rated thermal current Rated operating current Contact resistance Short circuit protective devices Rated conditionals short circuit current Pollution degree Protection degree Protection against electric shock Vibration resistance Shock resistance Mechanical life Electric life at 250V AC 6A with resistance load cos=1 at 250V AC 6A with inductive load cos=0,4 Snap action type Low action type Type Distance between contacts Terminals class class 500.000 2x1,25 2x2 Screw with combined...

ERSCE Line limit and safety switches • Plastic or Metal body • Plastic or Metal head and actuators • IP66 protection degree • Contact elements with positive opening of the NC contact in accordance to IEC EN 60947-5-1 and VDE 0660-200 • Dimensions and travels in accordance to EN 50047 (E100 series) and EN 50041 (E400 series) Fixing holes

Cable inputs/outputs

ERSCE Line limit and safety switches Actuation heads Rectilinear actuation Group A-B Plunger with rubber gasket Plastic roller lever, vertical actuation Plastic roller lever with rubber gasket, vertical actuation Plastic roller lever with rubber gasket, side actuation Plastic roller lever, side actuation Reversible and adjustable lever with plastic roller Angular actuation Group E-I-F-G-H-Q Straight lever with plastic or metal roller Bent lever with plastic or metal roller Straight lever with Ø50mm rubber roller Bent lever with Ø50mm rubber roller Variable lenght lever with plastic roller...

Overview Operating features Plunger, Roller plunger, vertical travel Roller plunger, side travel Drive cam operating parameters Drive cam operating parameters Drive forces Minimum command force Minimum forced opening force Drive forces Minimum command force Minimum forced opening force Roller lever, side travel Roller lever, vertical travel Actuators: D-R Drive cam operating parameters Drive cam operating parameters Drive forces Minimum command force Minimum forced opening force Drive forces Minimum command force Minimum forced opening force Roller lever Actuators: E-I-F-FR•50-Q-IS-FR-F•50...

ERSCE Line limit and safety switches Protective screen Protective natural polycarbonate screen to prevent the entry of materials and access to the test finger (IP20 – EN60529) Contact elements Mobile and fixed contacts Ag/Ni mobile and fixed contacts galvanically separated (acc. IEC 947-5-1, EN 60204, VDE 0660, VDE 0113) Contact unit Group E-I-F-G-H-Q 1NO+1NC slow action overlap. slow action overlapping Opened contact Closed contact Positive opening travel Pressure of the switch / Release of the switch

Limit switches E100 series The E100 series is the most compact of Bremas position switches. Dimensions are in accordance with CENELEC EN50047 that provides two fixing holes with distance 20 or 22mm. There is one hole for Cable entry on the bottom of the switch. Available with thermoplastic or diecast metal alloy body. Body in accordance with EN50047, fixing holes distance 20/22 mm Contact element One Cable entry with sub-cap Cover with gasket In conformity with standards: IEC EN 60947-5-1 • EN 60947-1 • EN 50047 • UNI EN 1088 EN ISO 12100-1 • EN ISO 12100-2 • IEC 529 • EN 60529 VDE 0660-200...