21 Twin solenoids Ex Ex twin solenoid for hydraulic valves proportional – Size 1 Twin electromagnet in explosion-proof design. Thanks to the protection class-compliant pressure-resistant enclosure, this product can be used worldwide – USA, RUS, IECEx, ATEX Approved for Division 1 plus Zone 1, 21 with gas and dust atmospheres. With its 39 x 25 mm valve interface and two independent coils, this twin model is ideal for very compact valve concepts. 40 59,2 100 32 36 30 36 8,50 39 +0,2 18 Technical data Nominal voltage [V] 12 24 Limiting current [A] 1.2 0.6 Power-on-time [%] 100 Ambient temperature [°C] -40 °C up to +55° Max. medium temperature [°C] +70 °C Protection class according to DIN EN 60529 device and connection IP67 (mounted) Isolation class of coil H Pressure, dynamic [bar] 50 Mechanical data Working pressure [bar] 50 Stroke [mm] 1.2 Manual override yes Surface protection iron parts zinc-plated EN 12329-Fe/Zn8/C or DIN 50979 Fe//ZnNi4-8//Cn//T0 RoHS-conformed Type Certi cation Ambient temperature Labeling EX04 NEC 500 (USA) -40 °C up to +55 °C XP, Class I, Division 1, Group C, D, T4 DIP, Class II, Division 1, Group E, F, G T4 DIP, Class III, Division 1 & 2 NEC 505 (USA) NEC 506 (USA) -40 °C up to +55 °C Class I, Zone 1, AEx d IIB, T4 Gb Zone 21, AEx tb IIIC T135 °C Db CEC Section 18 Annex J -40 °C up to +55 °C XP, Class I, Division 1, Group C, D, T4 DIP, Class II, Division 1, Group E, F, G T4 DIP, Class III, Division 1 & 2 CEC Section 18 -40 °C up to +55 °C Class I, Zone 1, AEx d IIB, T4 Gb ATEX -40 °C up to +55 °C II 2G Ex d IIB T4 Gb II 2D Ex tb IIIC T135 °C Db IECEx -40 °C up to +55 °C Ex d IIB T4 Gb Ex tb IIIC T135 °C Db Twin solenoid Ex 04 DESCRIPTION E X TECHNICAL DETAILS Force vs. stroke diagram 0 5 10 15 20 0 0,3 0,6 0,9 1,2 s [mm] F [N] IG IG/2 The true values can deviate +/- 5 %
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