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.......C.......-R One piece sealing gasket ensuretightness „ Electrical connection: • 1(LS30P/M) cable inlet for 13.. 1N...M.... Type Example LLLSJ L I S G Casing width: mm..............Slow/ Simultaneous D .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)......... Metal casing .. Limit switches with latch and manual reset are equipped with N.......P..... contact blocks with positive opening operation the "N...Monly) • M3. S Plastic casing.. .... Return the initial operating state takes place voluntary action the reset button.C.. Description LS3...................Zb Overlapping early make Operating heads: (see panorama) 11 ..Zb Non-overlapping late make C ........... Assembly using4 screws for LS3..... • Positive opening operation @ • Snap dependent action • The contacts are electrically separated Connecting terminals • M3..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)......... N..... LS3......" contact(s).. 3 0 1cable inlet for cable gland..O..C....... Assembly using4 screws for LS3..-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.....O. • Immunity electromagnetic disturbances.........-R (metal casing, width) limit switches, which are made zinc alloy (zamack), have degree protection IP66...C. 56 1 0 \ R R Reset Device Snap action: B Snap Dependent (slow) action: L .. • Precision operating positions (consistency)......... LS codes 1SBC141157CG2G2 ... 55and . N..5 cable gland......... They comply with the requirements European Directives (Low Voltage, Machines and Electromagnetic Compatibility) and are conform Eu­ ropean and international standards...... • Contact blocks with positive opening operation the "N......P... 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. 3 1cable inlet 1/2" NPT plastic adaptor (LS35P) 1/2" NPTfor cable gland (LS35M) .....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......M... -------------------------- Blue manual reset button — - Cover • Closed using 3screwfor LS3.. Casing • mmwidewith standardized dimensions corresponding to EN50047 Casing fixing • screws inthetop part Block contacts • Contact configuration: N.. These cific features ake the lim itches ideal detection and onitoring lts hoisting achines, ctric lifts, freig t elevators, escalators, conveyor belts, etc...............5 (+,-) pozidriv screw (Screw headwith captive cable clamp) A variety operating head options: • Plain plunger • Roller plunger • Roller lever adjustable not, etc.. N...... • Capability for strong current switching (conventional thermal current A).........M...C......... 1 2 1cable inlet M20x 1..........C...-R • Closed using screws for LS3. Limit switches with latch and manual reset comply with the requirements standard 81-1: safety rules for the construction and installations of electric lifts.. 1cable inlet for 13.... After actuating the control device and overshooting the latching point, the N.P..... • Electrically separated contacts............. safety contact(s) remain the open position............... 74, 78...." normally closed contact(s) (symbol )..........5 for ISO20cable gland .......