H12 series ? ratings from 25a to 125a @ 48-530 v ac ? scr output for heavy industrial loads ? dc control ? zero-crossing (resistive loads) or random-fire (inductive loads) output ? ul/csa/vde approved, ce compliant to en60950-1 product selection control voltage 25a 50a 75a 90a 125a (6) 4-32 vdc H12d4825 H12d4850 H12d4875 H12d4890 H12d48125 available options output specifications (1) description 25a 50a 75a 90a 125a (6) operating voltage (47-63hz) [vrms] 48-530 48-530 48-530 48-530 48-530 transient overvoltage [vpk] 1200 1200 1200 1200 1200 maximum off-state leakage current @ rated voltage [marms] 10 10 10 10 10 minimum off-state dv/dt @ maximum rated voltage [v/sec] (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 1 cycle surge current (50/60hz) [apk] 239/250 597/625 954/1000 1145/1200 1670/1750 maximum on-state voltage drop @ rated current [vpk] 1.6 1.6 1.6 1.6 1.7 thermal resistance juncti on to case (rjc) [c/w] 1.02 0.63 0.31 0.28 0.22 maximum 1/2 cycle i2 t for fusing (50/60hz) [a2 sec] 285/259 1779/1621 4555/4150 6560/5976 13950/12709 minimum power factor (with maximum load) 0.5 0.5 0.5 0.5 0.5
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) 10 9 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. fastons: single pair (up to 25a) double pair* (50a model onl y) caution: user must connect to both pairs general notes 1) all parameters at 25c 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 see page 2. 4) turn-on time for dc control random turn-on versions is 0.02 msec 5) input circuitry version incorporates active current limiter. 6) ce compliant only. wiring diagram
mechanical specifications thermal derate information agency approvals en60950 : meets the requirements of sections1.5: 1,7: 2.9: 2.10.5.3: 4.2: 4.5: 4.7: designed in accordance with the requirements of iec 62314 e116949 (25, 50, 75 and 90a) e116950 (25 and 125a) lr81689 10143 ug rev. 120211
annex - enviromental information
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