Pushbuttons B3. Options and ordering codes. Exploded view. BS 3. Green

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1 Pushbuttons 3 IP65 protection Opaque or illuminated Metal or lack bezels Snap-on contact blocks Colour coded contacts Pushbutton stations International approvals including UL and CS Options and ordering codes To order select actuator + mounting collar + contacts ctuator S 3 Green Metal bezel lack bezel S Colour Refer to colours available Chrome bezel C lush ctuator 22.5mm 3 L lush illuminated P Mushroom K Rotary KR Rotary lever Key operated R Lens cap LR lush maintained T Twin head R lush maintained LR lush illuminated maintained Mounting collar 3 S Series 3 S Mounting collar snap on M Mounting collar screw fix Exploded view ctuator or lens cap. P642 insert for use with contact in centre position C 4V extension bar Locking ring E Mounting collar C Contact blocks/lampholders E G ase/in rail mount G

2 Selection and product ordering codes Metal ezel lack ezel Chrome ezel Opaque Momentary lush Green-Red-lack (S,C)3 Yellow-lue Mushroom 28mm Red-Red O-Yellow (S,C)3P1 lack Mushroom 40mm Red O (S,C)3P14 Maintained Mushroom 28mm Twist to Release (S,C)3P3 Red-Red O Mushroom 40mm Twist to Release (S,C)3P34 Red O Mushroom 40mm Key Release S3P44S3 Red Mushroom 40mm S3P44 Pull to Release S3P Red Rotary knob 3 posn. spring Return to centre (S,C)3KN lack 2 posn. maintained 0 60 lack (S,C)3KN2 3 posn. maintained lack (S,C)3KN3 Lever 3 posn. Spring return (S,C)3KRN lack Lever 3 posn. Maintained (S,C)3KRN lack 3 Posn. spring Return from right (S,C)3KN6 Maintained left 3 Posn. spring Return from left 3(S,C)KN7 Maintained left 2 Posn. maintained (S,C)3KN8 2 Posn. spring Return from left (S,C)3KN9 2 Posn. toggle Switch without off (S,C)3KN10 Twin Head ouble head Momentary indicating (S,C)3T Red/Green - lack/white Key Operated Maintained Illuminated Momentary Lens Cap Rotary knob 2 Posn. Key Remove-Off (S,C)3SR1 2 Posn. Key Remove-On (S,C)3SR1 2 Posn. Key Remove-ll (S,C)3SRO1 3 Posn. Key Remove-Off (S,C)3SRRO 3 Posn. Key Remove-ll (S,C)3SRR102 Spring return 2 Posn. Key Remove-Off (S,C)3STO 3 Posn. Key Remove-Off (S,C)3STTO lush Green-Red-White-lue (S,C)3L Yellow-Clear Maintained Illuminated/Non-Illuminated lush illuminated maintained lue-green (S,C)R Red-White-Yellow lush maintained lue-green (S,C)3LR Red-White-Yellow Low Profile Red-Yellow-Green 3R Clear-White-lue Plastic Red-Yellow-Green 3R White-lue 3 posn. spring Return to centre (S,C)3KL Clear 2 posn. maintained 0 90 Clear (S,C)3KL2 3 posn. maintained Clear (S,C)3KL3 Lever 3 posn. Spring return (S,C)3KRL Clear Lever 3 posn. Maintained (S,C)3KRL Clear

3 Pushbuttons 3 continued Contact assemblies Options and ordering codes 4 Series TU 01 3T10 3T Lamp holder and contact assemblies Contact block Contact block inverted terminals Lamp holder Lamp holder with series resistor Lamp holder with transformer T TU W ST Lamp holder only (1.7W max) Lamp holder with dropper resistor 110 or 230V C down to 42V Lamp holder with series resistor 230 down to 130V 2.6W Lamp holder and transformer 230 or 415V C down to 6V Transformer only 230 or 415V C down to 6V 3 3W 3R 4ST 4ST ccessories Lamps 9S 6V 24V 42V 1.2W 130V 2.6W Lamp V Neon 240V 110V Neon V Legend plate with holder Holder P751 lank K Legends start stop reset fwd rev hoa K4 LEG Mounting Collars 3S/3M ase or IN mounting adaptor 4U Sealing shroud 0 to 50 C P279-1 Sealing shroud -40 to +60 C P279-2 Spare key 4-R5 daptor ring for 30.5mm holes Coupler for KLG enclosures ctuator insert for centre position P642 Push button wrench J7049 for use with enclosures 4TU10 4TU01 2 makes 4TU20 2 breaks 4TU02 + 4TU11 With lamp holder 4TU10 4TU01 2 makes 4TU20 2 breaks 4TU02 + 4TU11 for use with enclosures With series resistor 110 or 240V C to 42V lamp 4TU10W 4TU01W Lamp base only for 9S 4U Lamp base and resistor 110 or 240V C to 42V lamp 4WU Transformer and lamp base 240 or 415V to 6V lamp 4STU Enclosures Single Single with yellow lid ouble Triple G1 G1YEL G2 G3 ssembled units Emergency stop 40mm maintained turn to release yellow lid with 2 N/C contacts G10P34 Emergency stop 40mm maintained key release yellow lid with 2 N/C contacts G10P44S3 Start-stop flush green and red pushbuttons 2 way with 1 N/O and 1 N/C contact G20 Mushroom pushbutton red Ø70mm yellow lid with 2 N/C contacts G10P34P oot and Palm switch mushroom pushbutton Ø70mm grey with 1 N/O and 1 N/C contacts G10P14PGR

4 Technical data Terminal markings for control units according to IN EN Colour Codes istinc. istinc. istinc. istinc. istinc. The actuators of the contact blocks are colour coded, green for NO, red for NC. The colour code permits to know the function of contacts at first sight and gives additional safety against wrong wiring. Exploded view enclosure assembly G Enclosure base with built in contact block clips Contact blocks/lamp holders C Locking ring Enclosure lid E Legend plates Captive screws (after screw in) loose in enclosure on delivery G ctuators and lens caps E C Specification ata according to IEC , VE0660, EN Rated insulation voltage V C 500 C12 resistive loads V V 10 C15 Electromagnetic loads V V 5 C12 resistive L/R = 1mS 24V 10 60V 6 110V V 0.8 C14 Electromagnetic L/R = 15mS 24V 8 C14 With economy resistors 60V 1 110V 2 220V 0.5 C13 Electromagnets L/R = 300mS 24V 2 60V 5 110V V 0.2 Mechanical life Millions of operations 10 Contact life (C15) 100V Millions of operations V 3 800V V 0.5 Maximum frequency of operations Ops per hour 600 Short circuit protection slow gl 10 mbient temperature C -20 to +50 Cable cross-section Solid mm lexible mm Cables per clamp 2 Mounting hole Ømm 22.5 Mounting position Optional Terminal screws Pozidrive No 2 screws 3.5

5 imensions (mm) Panel mounting ase mounting IN-rail mounting ø20 47 (x30) Mounting holes Contact blocks ase 4U Lamp holders imensions of minimum space requirements (according to EN and IEC337-2C). Take to consideration the field of traverse of swing knobs (27mm) and the diameter of mushroom heads Enclosures for Custom uilt Stations Three conduit entries (knockouts), each on top, left and right side, suitable for Pg Version CS with three knockouts Ø 22.2mm. ø G1 G1YEL 75 G G