CW24 Series Ratings from 10A to 125A 24-280 VAC and 48-660 VAC SCR output for heavy industrial loads EMC Compliant for reliable operation in harsh environments Removable IP 20 touch-safe cover DBC substrate for superior thermal performance LED input status indicator AC or DC input, and Universal AC/DC input Zero-crossing (resistive loads) or random-fire (inductive loads) output UL/CSA/TUV Approved, CE Compliant to EN60950-1 PRODUCT SELECTION Description 10A 25A 50A 90A 125A 3-32 VDC CWD2410 CWD2425 CWD2450 CWD2490 CWD24125 90-280 Vrms CWA2410 CWA2425 CWA2450 CWA2490 CWA24125 18-36 Vrms CWA2410E CWA2425E CWA2450E CWA2490E CWA24125E 20-48 VDC/ 20-280 Vrms CWU2410 CWU2425 CWU2450 CWU2490 CWU24125 AVAILABLE OPTIONS OUTPUT SPECIFICATIONS (1) Description 10A 25A 50A 90A 125A Operating Voltage (47-440Hz) Vrms 24-280 24-280 24-280 24-280 24-280 Transient Overvoltage Vpk 600 600 600 600 600 Maximum Off-State Leakage Current Rated Voltage mArms 1 1 1 1 1 Minimum Off-State dv/dt Maximum Rated Voltage V/sec (2) 500 500 500 500 500 Maximum Load Current (3) Arms 10 25 50 90 125 Minimum Load Current Arms 0.15 0.15 0.15 0.25 0.25 Maximum 1 Cycle Surge Current (50/60) Apk 380/400 570/600 810/850 1290/1350 1900/2000 Maximum On-State Voltage Drop Rated Current Vpk 1.3 1.3 1.3 1.3 1.25 Thermal Resistance Junction to Case (Rjc) C/W 0.35 0.35 0.2 0.14 0.13 Maximum I t for Fusing 50/60Hz (1/2 cycle) A sec 720/660 1620/1500 3280/3000 8320/7560 18000/16600 Minimum Power Factor (with Maximum Load) 0.5 0.5 0.5 0.5 0.5 HP Rating UL 508/IEC60947 HP (KW) : 120 VAC 0.5 (0.4) 1 (0.7) N.A 3 (2.2) 5 (3.7) HP Rating UL 508/IEC60947 HP (KW) : 240 VAC 1.5 (1.1) 3 (2.2) N.A 7.5 (5.6) 10 (7.5)INPUT SPECIFICATIONS (1) Description CWD CWA CWAxxxxE CWU Control Voltage Range 3-32 VDC 90-280 Vrms 18-36 Vrms 20-48 VDC/ 20-280 Vrms Minimum Turn-On Voltage 3 VDC 90 Vrms 18 Vrms 19 VDC/ Vrms Minimum Turn-Off Voltage 1.0 VDC 10 Vrms 2 Vrms 5 VDC/ Vrms Typical Input Current 10 mA 12 VDC 6 mA 120 Vrms 24 mA 24 Vrms 11 mA 48VDC, 19 mA 280Vrms Nominal Input Impedance See note 5 14.2 K Ohms (6) 1.0 K Ohms See note 5 Maximum Turn-On Time msec (4)(7) 1/2 Cycle 50 50 17 Maximum Turn-Off Time msec 1/2 Cycle 50 50 30 GENERAL SPECIFICATIONS Description Parameters Dielectric Strength, Input/Output/Base (50/60Hz) 4000 Vrms 9 Minimum Insulation Resistance ( 500 VDC) 10 Ohm Maximum Capacitance, Input/Output 8 pF Ambient Operating Temperature Range -40 to 80 C Ambient Storage Temperature Range -40 to 125 C Weight (typical) 3.0 oz (86.5 g) Encapsulation None Terminals Screw Type, Finger Proof Output: 8-32, Combo Drive Input: 6-32, Combo Drive Max. Torque Output: 20 in lb (2.2Nm) Input: 10 in lb (1.1Nm) Max. Wire Size Output:2 x AWG 8 (3.8mm) Input: 2 x AWG 12 (2.5mm) GENERAL NOTES 1) All parameters at 25C unless otherwise specified. 2) Off-State dv/dt test method per EIA/NARM standard RS-443, paragraph 13.11.1 3) Heat sinking required, for derating curves see page 2. 4) Turn-on time for random turn-on version is 0.02 msec. 5) Input circuit incorporates active current limiter 6) 21.5K ohms for random turn-on version (-10 suffix) 7) For CWU random version is 7 msec. 8) CWU versions are approved by UL only.