Low Profile Size 3EF/3EC Push or Pull Size 3EF Short Stroke, Flat Face All products are RoHS Compliant Part Number: 124912-0XX Size 3EC Medium Stroke, Conical Face Part Number: 123423-0XX Performance Specifications Dielectric Strength 23-27 awg, 1000 VRMS 28-33 awg, Maximum Duty Cycle 100% 50% 25% 10% 1200 VRMS Maximum ON Time (sec) 100 36 8 Recommended Maximum watts dissipated by 1 when pulsed continuously Minimum Heat Sink solenoid are based on an unrestricted Maximum ON Time (sec) 162 44 9 flow of air at 20C, with solenoid 2 for single pulse mounted on the equivalent of an 5 aluminum plate measuring 4 square Watts ( 20C) 9 18 36 90 8 1 by thick 8 Ampere Turns ( 20C) 535 756 1070 1690 Coil Resistance 23-33 awg, 5% Weight 3.75 oz (106.3 gms) Coil Data Holding Force 3EF 26.0 lb (115.6 N) 105C awg Resistance VDC VDC VDC VDC Holding Force 3EC 12.0 lb (53.4 N) 105C 3 4 (0XX) ( 20C) Turns (Nom) (Nom) (Nom) (Nom) 23 0.70 145 2.6 3.7 5.2 8.2 24 1.18 192 3.3 4.6 6.6 10.4 25 1.97 252 4.2 5.9 8.4 13.2 26 3.26 328 5.3 7.5 10.6 16.8 How to Order 27 5.04 405 6.7 9.4 13.3 21.0 Add the coil awg number (0XX) to the part number (for 28 8.02 510 8.4 11.9 16.8 27.0 example: to order a 25% duty cycle unit rated at 13.3 VDC, 29 12.21 627 10.4 14.7 21.0 33.0 30 19.20 780 13.2 18.6 26.0 42.0 specify 124912-027). 31 31.84 1008 16.9 24.0 34.0 53.0 Please see www.johnsonelectric.com for our list of stock products 32 46.97 1215 21.0 29.0 41.0 65.0 33 75.30 1530 26.0 37.0 53.0 83.0 available through distribution. 1 Continuously pulsed at stated watts and duty cycle 2 Single pulse at stated watts (with coil at ambient room temperature 20C) 3 Other coil awg sizes available please consult factory 4 Reference number of turns All specifications subject to change without notice. Ledex Solenoids www.johnsonelectric.com 1.937.454.2345 Fax: 1.937.898.8624 LINEAR Low ProfileLow Profile Size 3EF/3EC Push or Pull Size 3EF Typical Force 20C Size 3EF and 3EC Typical Speed No Load, 20C 40.0 40 (177.9) 10% Duty Cycle 90W 10% Duty Cycle 90W 32.0 25% Duty Cycle 36W 32 25% Duty Cycle 36W (142.3) 50% Duty Cycle 18W 50% Duty Cycle 18W 24.0 100% Duty Cycle 9W 100% Duty Cycle 9W 24 (106.8) 16.0 16 (71.2) 8.0 8 (35.6) 0 0.010 0.020 0.030 0.040 0.050 0.060 0.070 0 0.080 0.160 0.240 0.320 0.400 (0.25) (0.51) (0.76) (1.02) (1.27) (1.52) (1.78) (2.03) (4.06) (6.10) (8.13) (10.16) Stroke - in (mm) Stroke - in (mm) Size 3EC Typical Force 20C 20.0 (89.0) Force values for reference only. 10% Duty Cycle 90W 16.0 25% Duty Cycle 36W (71.2) 50% Duty Cycle 18W 12.0 100% Duty Cycle 9W (53.4) 8.0 (35.6) 4.0 (17.8) 0 0.040 0.080 0.120 0.160 0.200 0.240 0.280 (1.02) (2.03) (3.05) (4.06) (5.08) (6.10) (7.11) Stroke - in (mm) Dimensions Inches (mm) All solenoids are illustrated in energized state + + 0.028 0.007 0.437 0.015 0.69 - - + + (0.711 0.178) (17.53) (11.100 0.381) - - max (3EF Only) + 0.187 0.001 - + (4.750 0.025) - dia. 0.44 1.312 + 0.031/-0.010 (11.18) (33.325 + 0.787/-0.254) 0.875 (22.225) + 0.500 0.015 - + (12.7 0.381) - 5-40 NC 2A thd + + 1.171 0.015 0.625 0.010 Leads 10 min - - + + 24 AWG PVC (29.743 0.381) (15.875 0.254) - - Ledex Solenoids www.johnsonelectric.com 1.937.454.2345 Fax: 1.937.898.8624 Force - lb (newtons) Force - lb (newtons) Time - ms