ABB Polohové spínače

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Vydal: ABB s.r.o, ELSYNN Autor: ABB ELSYnn

Strana 65 z 238

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..............C.............. 3 1cable inlet 1/2" NPT plastic adaptor (LS35P) 1/2" NPTfor cable gland (LS35M) . Limit switches with latch and manual reset comply with the requirements standard 81-1: safety rules for the construction and installations of electric lifts......... -------------------------- Blue manual reset button — - Cover • Closed using 3screwfor LS3... 55and ....... • Contact blocks with positive opening operation the "N..... • Electrically separated contacts. • Immunity electromagnetic disturbances... Casing • mmwidewith standardized dimensions corresponding to EN50047 Casing fixing • screws inthetop part Block contacts • Contact configuration: N... N.. After actuating the control device and overshooting the latching point, the N....... Metal casing .... 1cable inlet for 13.........C......M..... contact blocks with positive opening operation the "N. Description LS3..... Limit switches with latch and manual reset are equipped with N.......5 cable gland.P......C.........5 (+,-) pozidriv screw (Screw headwith captive cable clamp) A variety operating head options: • Plain plunger • Roller plunger • Roller lever adjustable not, etc... Type Example LLLSJ L I S G Casing width: mm........." normally closed contact(s) (symbol )... Return the initial operating state takes place voluntary action the reset button.Limit Switches with Latch and Manual Reset Plastic Casing IP65 and Metal Casing IP66 Width Applications Easy use, the lim itches safety applications ith latch and anual reset ffe cific qualities: • Visible operation (fault memorisation).-R One piece sealing gasket ensuretightness „ Electrical connection: • 1(LS30P/M) cable inlet for 13.....O..Slow/ Simultaneous D .............. They comply with the requirements European Directives (Low Voltage, Machines and Electromagnetic Compatibility) and are conform Eu­ ropean and international standards.5 (+,-) posidriv screw (Screw head with captive cable clamp) • Marking conformto IEC60947-1, IEC60947-5-1, EN50005 and EN50013 standards Terminal for protective conductor placed nearthe cable inlet and marked: (LS3......P..... 56 1 0 \ R R Reset Device Snap action: B Snap Dependent (slow) action: L ...... These cific features ake the lim itches ideal detection and onitoring lts hoisting achines, ctric lifts, freig t elevators, escalators, conveyor belts, etc.............Zb Overlapping early make Operating heads: (see panorama) 11 .... safety contact(s) remain the open position.. Assembly using4 screws for LS3.. • Precision operating positions (consistency).........C....-R (metal casing, width) limit switches, which are made zinc alloy (zamack), have degree protection IP66...... 1 2 1cable inlet M20x 1..M..5 cable gland • 1(LS31P/M) cable inlet for cable gland • 1(LS32P/M) cable inlet for ISO cable gland • 1(LS33P/M) cable inlet for ISO20 cable gland • 1(LS35P) cable inlet 1/2" plastic adaptor • 1(LS35M) cable inlet for 1/2" cable gland Suitable for conduit connection only with use adaptor sleeve optionally provided manufacturer (on request).. Assembly using4 screws for LS3......P...C...Zb Non-overlapping late make C ........Monly) • M3...... LS codes 1SBC141157CG2G2 .....C.... • Capability for strong current switching (conventional thermal current A).................... 74, 78...C..O. this application they detect monitor: cabin overtravel, cabin speed means speed limiting device, energisation the parachute block detection excessive speed with respect the set-point value, etc.......... LS3..." contact(s).-R • Closed using screws for LS3. • Positive opening operation @ • Snap dependent action • The contacts are electrically separated Connecting terminals • M3........... .... N..M....... 1N.............. N...-R (plastic casing, width) limit switches with latch and manual reset, which are made fibreglass reinforced UL-V0 thermoplastic material, offer double insulation and degree protection IP65. S Plastic casing...5 for ISO20cable gland . 3 0 1cable inlet for cable gland..