MODEL NUMBERS
H12WD4875
H12WD4890
OUTPUT SPECIFICATIONS
Operating Voltage (47-63 Hz) [Vrms]
48-660
48-660
Max. Load Current
[Arms]
75
90
Min. Load Current, [mArms]
150
150
Transient Overvoltage [Vpk]
1200
1200
Max. Surge Current, (16.6ms) [Apk]
1000
1200
Max. On-State Voltage Drop @ Rated Current [Vpk]
1.6
1.6
Thermal Resistance Junction to Case (R
θ
JC) [C/W]
Maximum
I2 t for Fusing, (8.3 msec.) [A2sec]
.31
.28
4150
6000
Max. Off-State Leakage Current @ Rated Voltage [mArms]
1.0
1.0
Min. Off-State dv/dt @ Max. Rated Voltage [V/μsec]
500
500
Max. Turn-On Time
Max. Turn-Off Time
Power Factor (Min.) with Max. Load
0.5
0.5
INPUT SPECIFICATIONS
Control Voltage Range
4-32 Vdc
Max. Turn-On Voltage
4.0 Vdc
Min. Turn-Off Voltage
1.0 Vdc
Nominal Input Impedance
See Note 5
Typical Input Current
15 mA @ 5 Vdc
GENERAL NOTES
All parameters at 25
C unless otherwise specified.
Off-State dv/dt test method per EIA/NARM standard RS-443, paragraph 13.11.1
Heat sinking required, for derating curves see page 2.
Turn-on time for DC control random turn-on versions is 0.02 msec.
Input circuitry incorporates active current limiter.
Compliant only.
1200 Volt Blocking
Panel Mount
Up to 660 Vac
Zero Voltage and Random
Turn-On
SCR Output
Integrated Overvoltage
Protection by Automatic
Self Turn-On (Suffix P)
SERIES H12WD.
REV. 031802
PAGE 1 OF 3
High voltage relays use IC driven cir-
cuits for switching loads up to 660
VAC. All models come with 1200
Volts blocking.
Type H12WD is a snubberless
(reduced leakage current).
Manufactured in Crydom
’
s ISO 9001
Certified facility for optimum product
performance and reliability.
Serie
s H12WD
25-125Amp
480 Vac
AC Output
2002 CRYDOM CORP, Specifications subject to change without notice.
H12WD4825
H12WD4850
48-660
48-660
25
50
150
150
1200
1200
250
625
1.6
1.6
1.02
.63
260
1620
1.0
1.0
500
500
1/2 Cycle
1/2 Cycle
0.5
0.5
1/2 Cycle
1/2 Cycle
1/2 Cycle
1/2 Cycle
1/2 Cycle
1/2 Cycle
H12WD48125
48-660
125
150
1200
1750
1.7
.22
12700
1.0
500
0.5
1/2 Cycle
1/2 Cycle
For recommended applications and more information contact:
USA:
Sales Support
(877) 502-5500
Tech Support
(877) 702-7700
FAX
(619) 710-8540
Crydom Corp, 2320 Paseo de las Americas, Ste. 201, San Diego, CA 92154
Email
: sales@crydom.com
WEB SITE:
http://www.crydom.com
UK:
+44 (0)1202 365070
FAX
+44 (0)1202 365090 Crydom International Ltd., 7 Cobham
Road, Ferndown Industrial Estate, Ferndown, Dorset BH21 7PE,
Email
: intsales@crydom.com.
GERMANY:
+49 (0)180 3000 506