B '3 - H Fl Operating instructions, Sept. 2009 Cobianchi Liftteile AG
Contents
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3. bianchi Liftteile AG Englisch Type Operati As manufacturer of safety equipment the Cobianchi Liftteile AG company is responsible for the design and manufacture of the Cobianchi progressive safety gears downward PC30DO PC60DO and brake devices upward PC30UP PC60UP In order to make the production the distribution and the maintenance of our progressive safety gears and brake devices easier for the manufacturers of the framework and for the installation companies these operating instructions have been established These operating instructions document the standard versions PC30DO for installation width 180 240mm and PC60DO with installation width 240mm The upwards braking brake devices PC30UP PC60UP identical with the downwards braking brake devices PC30DO und PC60DO but rotated by 180 If your installation type differs from the versions described in these instructions please contact your technical office or the responsible construction department In the following you will find important notes which if properly observed will contribute to an impeccable installation and operation The following three drawings have to be enclosed with these instructions Brake type Front view top view side view 30DO BA01 2 PC30DO UP installation width 180 200 Assembly drawing FV with Pos 30DO BA01 6 PC30DO UP installation width 240 mm Assembly drawing FV with Pos no 6000
4. 01 2 PC60DO UP installation width 240 mm Assembly drawing FV with Pos no These operating instructions consist of some pages of text number depending on the language and three drawings Customer specific solutions may require deviating installation sequences The progressive safety gears and the brake devices can be installed at the top of or underneath the cabin considering the position of the connection shaft and the lifter engagement For detailed information please refer to our technical documentation Subject to deviations from the standard versions described here To be observed prior to the installation One pair basic unit consists of two adjusted and sealed green safety gear heads Pos 1 They can be ordered with top lifter engagement or bottom lifter engagement All performance specifications on the type plates refer to the use in pairs The serial numbers are embossed on the safety gear heads Pos 1 These numbers must correspond to the serial number on the type plates attached and enclosed and must be able to be allocated to the serial number of the installation If this is not the case then a mistake has been made and it Is necessary to refer back to the purchasing department your own stores department or directly with the manufacturer 1 Assembly 1 1 Assembly and alignment of safety gear heads As a standard delivery is made as basic unit two green safety gear heads Pos 1 fully mo
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6. Oj olf ianchi Liftteil tions Sept 2009 Maintenance If the progressive safety gears or brake devices have been correctly installed then the maintenance is limited to the following checks Condition of rails according to above commissioning instruction Triggering linkage Synchronous response of lifters Pos 2 connection without any play through connection shaft free movement of lifters Pos 2 and brake wedges Pos 11 in the respective direction Limit switch Correct electrical mechanical functioning actuation ensured Safety gear heads centred clean Guide ways of cabin In an impeccable condition not widened Cleanliness In general and in particular in the case of building construction elevators and conversions of existing installations make sure that the safety gear heads Pos 1 are protected against contamination with plaster concrete cement mortar gravel or other materials Contaminated safety gear heads have to be dismantled and cleaned If these simple instructions are followed then the safety for the users of the elevator as well as for the installation company can be increased significantly sagegasse 5 CH 3110 M nsingen Tel 41 31 720 50 50 Fax 41 31 720 50 51 www cobianchi ch page 3 3 1019 000 2 142001007 AMM YT IYIUDIGOI ojul LS OS OZL LELO 19 XDJ OS OSOZL LELO 181 gy 31 9444 14200110 6060
7. indicating label This should be attached in a clearly visible position e g on rail oiler Only an ordinary machine oil of the viscosity class ISO VG 68 150 must be used without any extreme pressure additives lubrication oil C according to DIN 51517 part 1 Because lubricating oils for gearboxes engines or hydraulic units frequently contain additives they are not suitable for this application 2 Connection Wire limit switch 230V 4A Pos 7 and check function Connect safety gear rope with rope end connections of safety rope connector Pos 10 at lifter Pos 2 The release force at the lifter Pos 2 required for the safety gear to engage is maximally 150 250N It must be ensured that the tensile force in the limiter rope generated by the released speed limiter is at least 2 times the force required for the safety gear to engage however at least 300N 3 Commissioning Note To be observed prior to the first safety gear test In all cases dirt rust protection and eventual paint coats have to be removed from the guide rail running surfaces This is made best using cold cleaning agents or brake disk cleaning agents For oiled rails lubrication oil C according to DIN 51517 part 1 recommended according to yellow label or equal should be used sagegasse 5 CH 3110 M nsingen Tel 41 31 720 50 50 Fax 41 31 720 50 51 www cobianchi ch page 2 3 Englisch 4 4 1 4 2 4 3 4 4 4 5 4 6
8. the rail head front side is normally 3 4mm This distance should be centred relative to both safety gear housings using a depth gauge If necessary re adjust cabin guide shoes sagegasse 5 CH 3110 M nsingen Tel 41 31 720 50 50 Fax 41 31 720 50 51 www cobianchi ch page 1 3 tions Sept 2009 Cok Englisch 1 2 Mounting of connection shaft between safety gear heads support plates The wedge safety gears described here are designed for an externally positioned connection shaft The shaft itself is not within our scope of supply Please use a structural steel tube 20x20x2 5 or 3mm according to DIN2395 3 For the respective length of the connection shaft refer to drawings enclosed Mounting of the support plates Pos 6 has to be made according to the drawings enclosed Note The position of the connection shafts must correspond exactly to the indicated position The shaft is inserted in the two support plates Pos 6 with a stop bushing opposite safety gear rope side and a triggering bushing Pos 8 on the safety gear rope side 1 3 Mounting of lifter The lifters Pos 2 are connected to the brake wedges Pos 11 by means of the eyebolt Pos 17 Please observe the correct order 1 Put lifter Pos 2 with elongated hole over eyebolt Pos 17 2 Slide washer over eyebolt Pos 17 3 Slide pressure spring over eyebolt Pos 17 up to washer and slightly press spring together 4 Loosen locking nut until eyebolt Pos
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11. 17 protrudes from nut by approx one turn Then insert connection shaft through support plates Pos 6 and lifter Pos 2 and position in the support plates by means of the stop and triggering bushing Pos 8 To make it easier to insert the connection shaft in the lifter Pos 2 slightly lift brake wedges Pos 11 Then check that all bolts and nuts are tightened Before hooking in the release mechanism tension spring Pos 10 at the safety gear frame tension spring by 5 10mm check manually that the brake wedges Pos 11 of the two safety gear heads Pos 1 synchronously stop at the guide rail when the connection shaft rotates and they have the same vertical position when in open position neutral position In the case of great centre distances the connection shaft has to be reinforced 1 4 Mounting for safety limit switch screw limit switch Pos 7 to the support plate Pos 6 on the safety gear rope side and check that the triggering bushing Pos 8 securely activates the limit switch Pos 7 through the rotation of the connection shaft 1 5 Type plate Before attaching the enclosed type plate in a clearly visible position of the frame the intended surface must be cleaned and be completely dry The adhesive surface of the type plate must not be touched over a large surface After adhering press firmly 1 6 Indicating label for oiled rails Every progressive safety gear or brake device for use with oiled rails is supplied with a yellow
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13. unted with sealed adjustment The following accessories are available on request four gusset plates Pos 3 two support plates Pos 6 one lifter on the left and right Pos 2 stop trigger bushing Pos 8 and one limit switch Pos 7 The trigger bushing Pos 8 and the limit switch Pos 7 are mounted on the safety gear rope side The installation of the safety gear heads Pos 1 in the safety gear frame in any case has to be made using four bearing shafts Pos 14 The bearing shafts Pos 14 and the mounting holes in the housings should be greased If gusset plates Pos 3 are provided they must be screwed to the frame using an adequate number of M12 or M16 screws Secure absorption of the torque acting on the frame structure via the gusset plates Pos 3 during the brake process must be ensured The green safety gear heads Pos 1 are secured in a neutral position by means of the pressure springs Pos 16 on the side For each head Pos 16 one pressure spring Pos 15 is mounted to one bearing shaft Pos 14 on the brake wedge side Pos 11 The M6 set screw Pos 15 on the opposite side is used to adjust the position of the safety gear heads Pos 1 with respect to the rail Recommendation Distance fixed brake shoe Pos 13 to guide rail running surface 2 0mm The running surface width of the brake shoes Pos 13 must not be below the minimum value For correct installation the distance from the safety gear housing bottom to
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