H12D4850 Crydom Company, H12D4850 Datasheet - Page 2

• Manufacturer Part Number: H12D4850
• Description: Relay; SSR; Zero-Switching; Cur-Rtg 50A; Ctrl-V 4-32DC; Vol-Rtg 48-530AC; Pnl-Mnt
• Manufacturer: Crydom Company

Specifications of H12D4850

• Brand/series: H12D Series
• Current, Leakage, Off-state: 10 mA (RMS) (Max.)
• Current, Rating: 50 A
• Current, Surge: 625 Apeak (Max.)
• Dielectric Strength: 4000 V (RMS)
• Dimensions: 1.80 in. L x 0.90 in. W x 2.30 in. H
• Function: Zero-Switching
• Mounting Type: Panel
• Number Of Pins: 4
• Relay Type: Solid State
• Resistance, Thermal, Junction To Case: 0.63 °C⁄W
• Standards: UL, CSA, VDE, CE
• Temperature, Ambient, Maximum: 80 °C
• Temperature, Ambient, Minimum: -40 °C
• Termination: Saddle Clamp
• Transient Overvoltage: 1200 Vpeak
• Voltage, Control: 32 VDC
• Voltage, Rating: 530 VAC
• Lead Free Status / Rohs Status: RoHS Compliant part

OUTPUT SPECIFICATIONS 1
Operating Voltage (47-63 Hz) [Vrms]
Max. Load Current
Min. Load Current, [mArms]
Transient Overvoltage [Vpk]
Max. Surge Current, (16.6ms) [Apk]
Max. On-State Voltage Drop @ Rated Current [Vpk]
Thermal Resistance Junction to Case (R
Maximum I 2 t for Fusing, (8.3 msec.) [A 2 sec]
Max. Off-State Leakage Current @ Rated Voltage [mArms]
Min. Off-State dv/dt @ Max. Rated Voltage [V/µsec]
Max. Turn-On Time
Max. Turn-Off Time
Power Factor (Min.) with Max. Load
INPUT SPECIFICATIONS
Control Voltage Range
Max. Turn-On Voltage
Min. Turn-Off Voltage
Nominal Input Impedance
Typical Input Current
GENERAL NOTES
1
2
3
4
5
6
SERIES H12D.
Rev. 060807
PAGE 1 OF 3
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.
3
4
M O D E L N U M B E R S
[Arms]
1
JC ) [°C/W]
2
• 1200 Volt Blocking
• Panel Mount
• Up to 530 Vac
• Zero Voltage and Random
• SCR Output
• Integrated Overvoltage
Protection by Automatic
Self Turn-On (Suffix P)
Turn-On
1/2 Cycle
1/2 Cycle
H12D4825
48-530
1200
1.02
150
250
260
500
1.6
0.5
25
10
H12D4850
1/2 Cycle
1/2 Cycle
48-530
15 mA @ 5 Vdc
1200
1620
150
625
500
See Note 5
1.6
.63
0.5
50
10
© 2007 CRYDOM Inc., Specifications subject to change without notice.
4-32Vdc
4.0 Vdc
1.0 Vdc
High voltage relays use IC driven cir-
cuits for switching loads up to 660
VAC. All models come with 1200
Volts blocking and are available with
either AC or DC input (coil) control.
Manufactured in Crydom’s ISO 9001
Certified facility for optimum product
performance and reliability.
25-125Amp • 480 Vac - AC OUTPUT
H12D4875
1/2 Cycle
1/2 Cycle
48-530
5
1200
1000
4150
150
500
1.6
.31
0.5
75
10
Series
H12D4890
1/2 Cycle
1/2 Cycle
48-530
1200
1200
6000
150
500
1.6
.28
0.5
90
10
H12D
H12D48125
1/2 Cycle
1/2 Cycle
48-530
12700
1200
1750
125
150
500
1.7
0.5
.22
10
6