Positive Action Switch BVM3-Series BVM3 Series BVM3F Miniature safety interlock switch for use in domestic and industrial applications where 10.1 max (40) there is a clean, dry environment. The > mounting holes on the switches comply with the required international standard for 2.8 (11) miniature switches which makes them ideal 3.12 +01 (12) Lp| | 4.3 replacements for snap-action switches in ' pP (17) applications requiring positive action + switching. x A i | All models feature a contact gap of > 3 mm at a Ela SY 8 4 a full travel. al a |S \ NN 2 Z [| ds @B3.12 +03 fata RS (12) 2.0 (08 22.2 401 5 6.3 (.25) (.88) 28.0 max. q 11.4 max. (1.1) (45) BVM3FY 10.1 max (.40) 13.7 (54) on @ 3.12 +01 (12) | 43 . | | | Tan xR | = : 8 E a M1 4 sis a -_ ~~ - (44) elo @} ty a: a N @ 3.12 +01 l ~ (12) 42 (.08) *S o o nN i 22.2 +01 ~ = >, 3 25)" (.88) (25) 28.0 max. 4 11.4 max. (1.1) (.45) 62 Burgess(0 Specifications BWMS Housing: Elec. Ratings BVM3 Glass fibre reinforced Polyamide (PA 6.6) Recom. maximum oe, maings Plunger: Voltage resistive Polyamide (PA 6.6) Lid: vac A Polycarbonate (PC) Mechanism: max. Single break positive action > 3mm contact gap 250 10 Contacts: Fixed fine silver Moving ~ Silver cadmium oxide Terminals: 6.3 mm (0.25 in) faston Temperature Range: - 10C to + 85C Mechanical life: 10 cycles minimum Type of protection: IP40 Mounting: Side mounting Actuators: Stainless steel Polyamide (PA Approvals: CSA, UL lever 6.6) roller Circuit diagram BVM3 T Common Normally closed 63Product Range Operating Characteristics WMS Actuator Reference Actuating - Force at Free 4- Minimum Over Force at total Travel | Position | gap at Travel Contact = | Mexdmum Maximum total Travel Max. N (ozf) | N (ozf) rom (in) mm (in) Plunger BVM3F 45 (16.2) | 4.8 (17.3) |15.8 (0.62) 3.0 (0.12) BVM3FY 45 (16.2) | 48 (17.3) | 16.8 (0.66) 3.0 (0.12) B 2 a 8 a o a YR- a ROLLER 4.8 (19) BVM3FYR 5.0 (18.0) 5.5 (19.8) | 22.35 (0.88) 3.0 (0.12) Lever _ x fe} = Operating characteristics are specified from the mounting holes. 64 Burgess eOrdering References BN <B} Switch series: BVMSP.. BVM3F | Actuators No symbol = Plunger Y lever 13.7 mm (0.54) YR Roller lever 11.7mm_ (0.46) @ (@ 65 Burgess