Safety Interlock Switches D4BS D4BS Rev. 11.12 Safety-Door Switch The special operation key activates a direct opening mechanism to open the contacts and shut off control circuits when protective doors are opened on machine tools or other equipment Confor ms to EN (TV) standards corresponding to the CE marking. Cer tified by UL and CSA standards. The Switch contact is opened by a direct opening mechanism (NC- contacts only) when the protective cover is opened. Malfunctions and false operation prevented by special Operation Key Wide temperature range specifications: -40 to 80C Degree of protection of the switch box: IP67 (EN60947-5-1) Series includes models with gold-plated contacts for handling microloads S G Specifications Standards and EC Directives Certified Standard Ratings TV (EN 60947-5-1), CCC (GB14048.5) Conforms to the following EC Directives: Machiner y Directive Item Utilization category AC-15 Low Voltage Directive Rated operating current (Ie) 2 A EN50041 EN 1088 Rated operating voltage (Ue) 400 V Note: Use a 10 A fuse type gI or gG that confor ms to IEC 60269 as a shor t- Certified Standards circuit protection device. Certification Standard File No. UL/CSA (UL 508, CSA C22.2 No. 14) body A600 EN 60947-5-1 TV Rheinland J50084815 (cer tified direct opening) Current (A) Volt-amperes (VA) Rated Carry voltage current Make Break Make Break UL UL 508 E76675 120 VAC 60 6 CSA CSA C22.2 No. 14 LR45746 240 VAC 30 3 10 A 7,200 720 CQC (CCC) GB14048.5 2003010305073833 480 VAC 15 1.5 600 VAC 12 1.2 Omr On Scientific technOOGl ieS, inc. USA Tel. 1/888/510-4357 canada Tel. 1/866/986-6766 www.sti.com G176D4BS Safety Interlock Switches Connections Contact Form Diagrams show state with key inser ted. Model Contact Contact form Operating pattern Remarks 11 - 12 Only NC contact 11-12 Zb ON 23 - 24 has a certified direct 12 Stroke opening mechanism. D4BS-5S 1NC/1NO Operation Key Extraction Terminals 11-12 and 24 insertion completion completion 23-24 can be used as position position unlike poles. NC contacts 11-12 and 11 - 12 21-22 have a certified ON 21 - 22 Zb direct opening 11 Stroke 12 mechanism. D4BS-AS 2NC Operation Key Extraction 21 22 Terminals 11-12 and insertion completion completion position position 21-22 can be used as unlike poles. Note: The ter minal numbers are in accordance with EN50013, and the contact symbols are in accordance with IEC60947-5-1. G Dimensions and Operating Characteristics (mm) Switches 1-conduit 31.4 41 Four, M3.5 head 16 17 clamping screws D4BS-1 S Model D4BS-1 S D4BS-2 S D4BS-2 S 7 Operating 34.5 characteristics D4BS-3 S D4BS-3 S 35 Key insertion force 19.61 N max. Key extraction force 19.61 N max. Two, 5.3 dia. (111.5) mounting holes Pretravel (PT) 105 mm 600.2 Two, M4 cover 77 clamping screws Total travel 23 mm min. Cover 7.3 Direct opening force 19.61 N min. 5.3 Direct opening stroke 20 mm min. 15 8 * 300.1 31.5 +1 40 0 43 3-conduit Four, M3.5 head 31.4 41 16 D4BS-5 S clamping screws 17 Model D4BS-5 S D4BS-6 S D4BS-6 S Operating 7 characteristics D4BS-7 S D4BS-7 S 34.5 Key insertion force 19.61 N max. 5.3 Key extraction force 19.61 N max. Six, 5.3 dia. mounting holes (110) 300.2 Pretravel (PT) 105 mm Four, M3.5 x 10 cover 50.9 75.4 71.4 66.4 clamping screws Total travel 23 mm min. Two caps Cover Direct opening force 19.61 N min. Direct opening stroke 20 mm min. 17.2 +0.15 51 Two, 5 dia. 0 * 28.5 35.7 holes (6 mm deep) 57 38.3 63 Notes: 1. Unless otherwise specified, a tolerance of 0.4 mm applies to all dimensions. 2. There are fluctuations in the contact ON/OFF timing for 2NC contacts. Confir m per for mance before application. *The conduit thread varies with the model as follows: D4BS-1S, D4BS-5S: Pg 13.5 D4BS-2S, D4BS-6S: G1/2 D4BS-3S, D4BS-7S: 1/2-14NPT Omr On Scientific technOlOgieS, inc. USA Tel. 1/888/510-4357 canada Tel. 1/866/986-6766 www.sti.com G177 11 23