Ex solenoid interlocks Ex STM 295 Features/Options Ex zone 1 and 21 Thermoplastic enclosure Double insulated X Two Ex switch inserts in one enclosure Spring-to-lock or power-to-lock principle Holding force 1000 N Wiring compartment Actuator can be repositioned by 90° on request Special version only for gas Ex zone 2 and dust Ex zone 22 available N.B.: Please state required approvals for Russia, Brazil and North America with your order! Note The actuator is not included in the delivery of the switches Dimensions Technical data EN 60947-5-1; EN 1088; EN 60079-0, EN 60079-1, EN 60079-7, EN 60079-18; EN 61241-0, EN 61241-1; EN ISO 13849-1 glass-fibre reinforced, shock-proof thermoplastic, self-extinguishing UL 94-V0 stainless steel 1.4301 Ex 95 IP 64 to IEC/EN 60529 silver slow action, positive break Standards Enclosure Actuator Switch insert Degree of protection Contact material Switching system NC contacts A 2 NC/2 NO contacts, positive break Switching elements Connection Cable cross-section Cable entry B10d (10 % Load) TM Uimp Ui Ithe Ie/Ue Utilisation category Max. fuse rating Ie/Ue magnet Power consumption Ambient temperature Mechanical life Holding force F Ex marking Approvals NC contacts A, galvanically separated contact bridges screw connection terminals max. 1.5 mm² (incl. conductor ferrules) 2 x M20 x 1.5 for cable diameter 5 … 9 mm 1 million max. 20 years 4 kV 250 V 6A 3 A/250 VAC; 0.25 A/230 VDC AC-15; DC-13 6 A gG/gN fuse 0.08 A / 24 VDC +10 %/–15 % max. 47 W (0.25 s) –20 °C … +55 °C > 500 000 operations max. 1000 N L II 2G Ex demb IIC T4 Gb, LII 2D Ex tD A21 IP64 T100 °C IECEx Ex demb IIC T4, Ex tD A21 IP64 T100 °C BVS 10 ATEX E 053 X IECEx BVS 11.0030X Ä Printed: 2014-11-17 Page 1/5 steute Schaltgeräte GmbH & Co. KG Brückenstraße 91 32584 Löhne, Germany fd Telefon +49 (0) 5731 745-0 Telefax +49 (0) 5731 745-200 [email protected] www.steute.com Ex solenoid interlocks Ex STM 295 Errors and omissions excepted. Printed: 2014-11-17 Page 2/5 steute Schaltgeräte GmbH & Co. KG Brückenstraße 91 32584 Löhne, Germany Telefon +49 (0) 5731 745-0 Telefax +49 (0) 5731 745-200 [email protected] www.steute.com Ex solenoid interlocks Ex STM 295 Ordering details Spring-to-lock principle 2 NC/2 NO contacts Type Ex STM 295 2Ö/2S-R Ex STM 295 2Ö/2S-R-90° Ex STM 295 2Ö/2S-R-FE Material no. 1186429 1188541 1186394 Power-to-lock principle 2 NC/2 NO contacts Type Ex STM 295 2Ö/2S-A Material no. 1184799 Type Straight actuator STM 295-B1 Material no. 1183481 Actuators Straight actuators Printed: 2014-11-17 Page 3/5 steute Schaltgeräte GmbH & Co. KG Brückenstraße 91 32584 Löhne, Germany Telefon +49 (0) 5731 745-0 Telefax +49 (0) 5731 745-200 [email protected] www.steute.com Ex solenoid interlocks Ex STM 295 Actuators Angled actuators Printed: 2014-11-17 Type Angled actuator STM 295-B5 Page 4/5 steute Schaltgeräte GmbH & Co. KG Brückenstraße 91 32584 Löhne, Germany Material no. 1183470 Telefon +49 (0) 5731 745-0 Telefax +49 (0) 5731 745-200 [email protected] www.steute.com Ex solenoid interlocks Ex STM 295 Accessories Triangular key Printed: 2014-11-17 Type M5 triangular key Page 5/5 steute Schaltgeräte GmbH & Co. KG Material no. 1182300 Brückenstraße 91 32584 Löhne, Germany Telefon +49 (0) 5731 745-0 Telefax +49 (0) 5731 745-200 [email protected] www.steute.com
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