H12WD CRYDOM | Alldatasheet
Document overview
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Technical content
- Ratings from 25A to 125A @ 48-660 V AC
- SCR output for heavy industrial loads
- AC or DC control
- Zero-crossing (resistive loads) or random-fire (inductive loads) output PRODUCT SELECTION Control Voltage 25A 50A 75A 90A 125A 4-32 Vdc H12WD4825 H12WD4850 H12WD4875 H12WD4890 H12WD48125(6) AVAILABLE OPTIONS OUTPUT SPECIFICATIONS (1)
Description
Operating Voltage (47-63Hz) [Vrms] 48-660 48-660 48-660 48-660 48-660 Transient Overvoltage [Vpk] 1200 1200 1200 1200 1200 Minimum Off-State dv/dt @ Maximum Rated Voltage [V/µsec] (2) 500 500 500 500 500 Maximum Load Current (3) [Arms] 25 50 75 90 125 Minimum Load Current [mArms] 150 150 150 150 150 Maximum Surge Current (16.6ms) [Apk] 250 625 1000 1200 1750 Maximum I2 t for Fusing (8.3 msec) [A2 sec] 260 1620 4150 6000 12700 For Contact information visit our web site. www.crydom.com ©2008 Crydom, Inc. Specifications subject to change without notice.
INPUT SPECIFICATIONS (1) Description DC Control Control Voltage Range 4-32 VDC Maximum Turn-On Voltage 4.0 VDC Minimum Turn-Off Voltage 1 .0 VDC Typical Input Current 15 mADC (5) Nominal Input Impedance See Note 5 Maximum Turn-On Time [msec] (4) 1/2 Cycle Maximum Turn-Off Time [msec] 1/2 Cycle GENERAL SPECIFICATIONS Description Parameters Dielectric Strength, Input/Output/Base (50/60Hz) 4000 Vrms Minimum Insulation Resistance (@ 500 V DC) 109 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 oz (86.5 g) Encapsulation Thermally conductive Epoxy Terminals Screw and saddle Clamps Furnished, Unmounted Recommended Terminal Screw Torque Range: 6-32 Screws - 10 in/lbs. 8-32 & 10-32 Screws - 20 in. lbs. (Screws dry without grease) Fastons: Single pair (up to 25A) Double pair* (50A model only) Caution: User must connect to both pairs GENERAL NOTES 1) All parameters at 25°C and per section 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 s ee page 2. 4) Turn-on time for DC control random turn-on vers ions is 0.02 msec 5) Input circ uitry version incorporates active current limiter. 6) Only 125A model CE Compliant. For Contact information visit our web site. www.crydom.com ©2008 Crydom, Inc. Specifications subject to change without notice.
THERMAL DERATE INFORMATION AGENCY APPROVALS UL E116949 CSA LR81689 VDE 10143 UG Rev. 063008 For Contact information visit our web site. www.crydom.com ©2008 Crydom, Inc. Specifications subject to change without notice.
For Contact information visit our web site. www.crydom.com ©2008 Crydom, Inc. Specifications subject to change without notice.
For Contact information visit our web site. www.crydom.com ©2008 Crydom, Inc. Specifications subject to change without notice.