PS48 Series
• P eak-f ir e S SR for hi gh induct ance appli cati ons; Ratings fr om 10A to
90A @ 48-530 VAC
• S CR output for heavy industri al l oads
• DC contro l
PRODUCT SELECTION
Control Voltage 10A 25A 50A 90A
4-32 VDC PSD4810 PSD4825 PSD4850 PSD4890
AVAILABLE OPTIONS
OUTPUT SPECIFICATIONS (1)
Description 10A 25A 50A 90A
Operating Voltage (47-63Hz) [Vrms] 48-530 48-530 48-530 48-530
Transient Overvoltage [Vpk] 1200 1200 1200 1200
Maximum Off-State Leakage Current @ Rated Voltage [mArms] 10 10 10 10
Minimum Off-State dv/dt @ Maximum Rated Voltage [V/µsec] (2) 500 500 500 500
Maximum Load Current (3) [Arms] 10 25 50 90
Minimum Load Current [mArms] 40 40 40 40
Maximum 1 Cycle Surge Current (50/60Hz) [Apk] 134/140 239/250 597/625 1145/1200
Maximum On-State Voltage Drop @ Rated Current [Vpk] 1.6 1.6 1.6 1.6
Thermal Resistance Junction to Case (Rjc ) [°C/W] 1.48 1.02 0.63 0.28
Maximum 1/2 Cycle I² t for Fusing (50/60Hz) [A2 sec] 89/81 285/259 1779/1621 6560/5976
Minimum Power Factor (with Maximum Load) 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 T urn -Off Voltage 1.0 VDC
Maximum Reverse Voltage -32
Typical Input Current 8 mA (4)
Nominal Input Impedance See Note (4)
Maximum Turn-On Time [msec] 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) 3.0 oz (86.5g)
Encapsulation Ther ma lly 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 only) *Caution: User must connect to both pairs
GENERAL NOTES
1) Al l parameters at 25°C 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 3.
4) Input circuit incorporates active current limiter.
MECHANICAL SPECIFICATIONS
THERMAL DERATE INFORMATION
AGENCY APPROVALS
E116950 Rev. 062211
ANNEX - ENVIROMENTAL INFORMATION
