EX EM 97 TKK-11

Ex position switch Ex EM 97 TKK-11 -60°C Material number: 1450769 Features/Options: • Ex zone 1 and 21 • Thermoplastic enclosure • Cold-resistant down to -60 °C, return of TKK spring rod actuator is restricted at temperatures < -20 °C • High degree of protection IP 66 / IP 67 / IP 69 • • • • Design to EN 50047 Wiring compartment Double insulated X Actuator: Plastic spring rod TKK (insensitive to soiling) Notes • 1 Ex"e" cable gland M20x1.5 included in delivery Dimensions Technical data Applied standards EN 60947-5-1, EN 60079-0, EN 60079-1, EN 60079-7, EN 60079-31 Enclosure thermoplastic, glass-fibre reinforced, impact resistant, selfextinguishing UL 94 V-0 Cover thermoset, glass-fibre reinforced, impact resistant, selfextinguishing UL 94 V-0 Sealing silicone Tightening torque cover screws: 0.4 … 0.45 Nm connecting thread of cable gland: max. 2 Nm cap nut of cable gland: max. 5 Nm Degree of protection IP 66 to EN 60079-0 + IEC/EN 60529 (... -60 °C) IP 67 to EN 60079-0 + IEC/EN 60529 (... -20 °C) IP 67 / IP 69 to IEC/EN 60529 IP 69K to ISO 20653 Switch insert 1 x 8080/1-2 Contact material Silver, nickel-plated Switching system snap action Switching elements 1 NC/1 NO contact, type Zb Connection screw connection terminals Cable cross-section min. 0,75 mm² / AWG 18, max. 1,5 mm² / AWG 16, incl. conductor ferrules Cable entry M20 x 1,5; screwing depth max. 9 mm; use only Ex approved and certified cable glands with min. degree of protection IP 66 and suitable for the specified ambient temperature range Utilisation category AC-15 Errors and omissions excepted. steute Technologies GmbH & Co. KG Brückenstraße 91 32584 Löhne, Deutschland Telefon +49 (0) 5731 745-0 Telefax +49 (0) 5731 745-200 info@steute.com www.steute.com Page: 1 / 2 Printed: 18.05.2021 Ex position switch Ex EM 97 TKK-11 -60°C Material number: 1450769 Technical data Rated operating current Ie max. 2 A or 4 A X Rated operating voltage Ue max. 500 VAC, max. 250 VAC for unequal potential Degree of pollution 3 Mechanical life > 1 million operations Impact energy max. 7 J Temperature class T6 Ambient temperature –60 °C … +55 °C max. 4 A, +60 ° C max. 2 A Short-circuit protection 2 A / 4 A gG/gN fuse Ex marking L II 2G Ex db eb IIC T6 Gb, L II 2D Ex tb IIIC T80 °C Db IECEx Ex db eb IIC T6 Gb, Ex tb IIIC T80 °C Db Approvals BVS 16 ATEX E 052 IECEx BVS 16.0052 fd Ö Weight Contact diagram 23 11 24 12 160 g Switching diagram 25° 0° 16° 4,5° 16° 4,5° 25° 23-24 11-12 23-24 11-12 Switching angle Ø7 Errors and omissions excepted. steute Technologies GmbH & Co. KG Brückenstraße 91 32584 Löhne, Deutschland Telefon +49 (0) 5731 745-0 Telefax +49 (0) 5731 745-200 info@steute.com www.steute.com Page: 2 / 2 Printed: 18.05.2021