CRYDOM H12WD4825FPGH-10

H12WD Series
• Ratings from 25A to 125A @ 48-660 V AC
• SCR output for heavy industrial loads
• DC control
• Zero-crossing (resistive loads) or random-fire (inductive loads) output
PRODUCT SELECTION
Control Voltage
4-32 Vdc
25A
50A
75A
90A
125A (6)
H12WD4825
H12WD4850
H12WD4875
H12WD4890
H12WD48125(6)
AVAILABLE OPTIONS
OUTPUT SPECIFICATIONS (1)
Description
Operating Voltage (47-63Hz) [Vrms]
Transient Overvoltage [Vpk]
Maximum Off-State Leakage Current @ Rated Voltage [mArms]
Minimum Off-State dv/dt @ Maximum Rated Voltage [V/µsec] (2)
Maximum Load Current (3) [Arms]
Minimum Load Current [mArms]
Maximum 1 Cycle Surge Current (50/60Hz) [Apk]
Maximum On-State Voltage Drop @ Rated Current [Vpk]
Thermal Resistance Junction to Case (Rjc) [°C/W]
Maximum 1/2 Cycle I² t for Fusing (50/60Hz) [A2 sec]
Minimum Power Factor (with Maximum Load)
25A
50A
75A
90A
125A (6)
48-660
1200
1.0
500
25
150
239/250
1.6
1.02
285/259
0.5
48-660
1200
1.0
500
50
150
597/625
1.6
0.63
1779/1621
0.5
48-660
1200
1.0
500
75
150
954/1000
1.6
0.31
4555/4150
0.5
48-660
1200
1.0
500
90
150
1145/1200
1.6
0.28
6560/5976
0.5
48-660
1200
1.0
500
125
150
1670/1750
1.7
0.22
13950/12709
0.5
INPUT SPECIFICATIONS (1)
Description
DC Control
Control Voltage Range
Maximum Turn-On Voltage
Minimum Turn-Off Voltage
Typical Input Current
Nominal Input Impedance
Maximum Turn-On Time [msec] (4)
Maximum Turn-Off Time [msec]
4-32 VDC
4.0 VDC
1 .0 VDC
15 mADC (5)
See Note 5
1/2 Cycle
1/2 Cycle
GENERAL SPECIFICATIONS
Description
Dielectric Strength, Input/Output/Base (50/60Hz)
Minimum Insulation Resistance (@ 500 V DC)
Maximum Capacitance, Input/Output
Ambient Operating Temperature Range
Ambient Storage Temperature Range
Weight (typical)
Encapsulation
Terminals
Recommended Terminal Screw Torque Range:
Fastons:
Parameters
4000 Vrms
109 Ohm
8 pF
-40 to 80 °C
-40 to 125 °C
3 oz (86.5 g)
Thermally conductive Epoxy
Screw and saddle Clamps Furnished, Unmounted
6-32 Screws - 10 in/lbs. 8-32 & 10-32 Screws - 20 in. lbs.
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 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.
MECHANICAL SPECIFICATIONS
THERMAL DERATE INFORMATION
AGENCY APPROVALS
Designed in accordance with the requirements of IEC 62314
E116949 (25, 50, 75 and 90A) E116950 (25 and 125A)
LR81689
10143 UG
Rev. 120811
ANNEX - ENVIROMENTAL INFORMATION