Dual Solid State Relays
Questions? Call or e-mail +1 (877) 502 5500
+44 (0) 1202 606030
sales@crydom.com
sales-europe@crydom.com
Americas
Europe
OUTPUT SPECIFICATIONS
Operating Voltage (47-63 Hz) [Vrms]
Load Current Range [Arms]
Maximum Surge Current (1 cycle) [Apk] @ 60 Hz
Maximum Surge Current (1 cycle) [Apk] @ 50 Hz
Transient Overvoltage [Vpk]
Maximum On-State Voltage Drop @ Rated Current [Vpk]
Thermal Resistance Junction to Case (RqJC) [ºC/W]
Maximum I²t for Fusing (8.3 msec.) [A²sec]
Maximum I²t for Fusing (10 msec.) [A²sec]
Off-state leakage [mArms]
(@ max. line voltage & Ta = 25ºC)
Maximum Turn-On Time
Maximum Turn-Off Time
CX2425XXXX
24-280
0.15-25
300
275
600
1.3
0.65
370
380
500
0.1
1/2 cycle
1/2 cycle
0.5
CX2450XXXX
24-280
0.15-50
750
710
600
1.3
0.33
2320
2520
500
0.1
1/2 cycle
1/2 cycle
0.5
CX4825XXXX
48-600
0.15-25
300
275
1200
1.3
0.65
370
380
500
0.25
1/2 cycle
1/2 cycle
0.5
CX4850XXXX
48-600
0.15-50
750
710
1200
1.3
0.33
2320
2520
500
0.25
1/2 cycle
1/2 cycle
0.5Power Factor (Minimum) with Maximum Load
INPUT SPECIFICATIONS
Control Voltage Range [VDC]
Minimum Turn-On Voltage [VDC]
Minimum Turn-Off Voltage [VDC]
Nominal Input Impedance [Ohms]
CXXXWXXX
4-32
4
1
See note 5
10 @ 12 VDC
CXXXEXXX
15-32
15
1
1500
18 @ 24 VDC
CXXXDXXX
4-15
4
1
300
16 @ 5 VDCTypical Input Current [mA]
All parameters at 25ºC and per channel unless otherwise specified.
Turn-On time for random turn-on (R) versions is 0.1 msec.
Off-State dv/dt test method per EIA/NARM standard RS-443, paragraph 13.11.1
Input circuit incorporates active current limitation.
Heat sinking required, see derating curves.
1
1
2
4
5
4
3
2
1
3
Dielectric Strength 50/60Hz Input/Output [Vrms]
Dielectric Strength 50/60Hz Input-Output/Baseplate [Vrms]
Insulation Resistance (Min.) @ 500 VDC [Ohms]
Maximum Capacitance Input/Output [pF]
Ambient Operating Temperature Range [ºC]
Ambient Storage Temperature Range [ºC]
GENERAL SPECIFICATIONS
MECHANICAL SPECIFICATIONS
Weight (Typical)
Maximum Wire Size (Output Terminals)
Encapsulation
Terminals
Maximum Torque (Output Terminals)
Screw Type Output: 8-32
20 in lbs (2.2 Nm)
- 40 to 80
- 40 to 125
0.25 lb (100 grs)
10 9
10
4000
AWG #8 with terminals. AWG #10 Stranded
2500
Thermally Conductive Epoxy
Evolution Dual Relays
AC Output
25-50 Amp
280/600 VAC
25A & 50A Output rating per channel @ 40ºC
120/240 & 480VAC Operating voltage rating
4-15, 15-32 & 4-32VDC Control input options
Four input termination options available
Top-bottom or left-right output screw connections available
Zero voltage or random turn-on available
SCR output for heavy industrial loads
Industry standard panel mount package
IP20 Protective cover available
Input status LED indicators for each channel
CE & RoHS compliant, UL & cUL recognized
Wiring Diagrams
New
SSR Output Configuration
"U" Option Top-Bottom
Line/Load Connections
LOAD A
LOAD B
AC SUPPLY
AC SUPPLY
+A
+B
-A
-B
A
B
Contactor Output Configuration
"V" Option Left-Right
Line/Load Connections
L
O
A
D
A
L
O
A
D
B
AC SUPPLY
+A
+B
-A
-B
AC SUPPLY
A
B
Dual Solid State Relays
Other Crydom products and competitive part number cross-reference available at:www.crydom.com
Part Number Nomenclature
V R1DD 24 25CEvolution
Dual Series
Cover Option
C: IP20
D: IP00 (No cover)
Output Voltage
@ 50/60 Hz
24: 24-280 VAC
48: 48-600 VAC
Options
Blank: Zero Turn On
R: Random Turn On
H: TP- 01 thermal pad
installed on relay
Required for valid part number
For options only and not required
for valid part number
Output Current
Rating per Channel
25: 25 Amps rms
50: 50 Amps rms
@ Ta= 40ºC
Output Terminal Orientation
U: A channel on top/ B on bottom (SSR output configurations)
V: A channel on left/ B on right (Contactor output configurations)
(See wiring diagrams)
Input Control
D: 4-15 VDC
E: 15-32 VDC
W: 4-32 VDC
Input Connector
Options
1, 2, 3, or 4
Mechanical Dimensions
IP20
IP00
Tolerances: ± 0.02 in / 0.5 m
All dimensions are in: inches [millimeters]
1.425 [36.20]
.625 [15.89]
2X .200 [5.08]
2.300 [58.42]
2.635 [66.93]
1.100 [27.94]
1.700 [43.18]
1.875 [47.63]
1.800 [45.72]
8X .191 [4.85]
.803 [20.40]
2X .203 [5.15]
1.700 [43.18]
1.100 [27.94]
2.300 [58.42]
1.800 [45.72]
.803 [20.40]
1.429 [36.30]
Derating Curves
1.0°C/W - HS13
1.5°C/W - HS-2
2.0°C/W - HS8.1
Ambient Temperature [°C]
Combined Load Current [Amps]
(25 Amps per Channel)
CXXX25XXXX
0
10
20
30
40
50
20 30 40 50 60 70 80
0.5°C/W - HS053
1.0°C/W - HS13
1.5°C/W - HS-2
Ambient Temperature [°C]
Combined Load Current [Amps]
(50 Amps per Channel)
CXXX50XXXX
0
20
40
60
80
100
20 30 40 50 60 70 80
To view available Installation Sheet
scan the QR code with your
smartphone or visit www.crydom.com
Dual Solid State Relays
Questions? Call or e-mail +1 (877) 502 5500
+44 (0) 1202 606030
sales@crydom.com
sales-europe@crydom.com
Americas
Europe
Available Input Connector Options
0.420 [10.67]
0.120 [3.05] 0.300 [7.62]
3X 0.100 [2.54]
4X 0.026 [0.66]
(SQUARE)
0.500 [12.71]
0.200 [5.08]
1.150 [29.21]
INPUT CONNECTOR
OPTION 2
0.300 [7.62]
3X 0.100 [2.54]
4X 0.026 [0.66]
(SQUARE)
1.429 [36.30]
INPUT CONNECTOR
OPTION 1
0.413 [10.50]
3X 0.138 [3.50]
0.122 [3.10]
0.157 [4.00]
0.606 [15.40]
0.285 [7.25]
4X 0.031 [0.80]
(SQUARE)
1.046 [26.58] 1.059 [26.90]
INPUT CONNECTOR
OPTION 3
1.201 [30.50]
INPUT CONNECTOR
OPTION 4
Four Pin Standard
Locking Connector
Detachable Barriers
w/Screws
Direct Wire
Crimp Housing, Positive Latch
Molex 050579404
Accepts wires: AWG #24, 0.2 mm²
Pin Connector
TYCO 3-640440-4
Accepts wires: AWG #22
MECHANICAL DIMENSIONS INPUT CONNECTOR DIMENSIONS SUGGESTED MATING
CONNECTORS/PLUGS
Vertical Plug, Top Wire entry
Molex 039500-0004
Phoenix 1840382
Dinkle EC350V-04P
N/A
Vertical Plug, Rear Wire entry
Molex 39503-2004
Phoenix 1862878
Dinkle EC350RL-04P
Vertical Spring Cage Plug, top Wire E
Phoenix 1939934
Dinkle 0221-2004
Vertical Plug, Front Wire entry
Molex 39503-3004
Phoenix 1863178
Dinkle EC350R-04P
All 4 options accept wires: AWG #16 to 24
Accepts wires: AWG #16 to 24
(shown without IP20 cover)
DhblBi
Four Pin Standard
Di
re
ct
W
ir
e
Locking Connecto
Accessories
A large variety of Heat Sinks rated from .25 to 5.0 C/W specially
engineered to match the heat dissipation requirements of Crydom SSRs.
Heat Transfer Pads (Thermal Pads) for single, dual and 3 phase SSRs to
maximize thermal conductivity.
Assemblies of Crydom SSRs on Crydom heat sinks are also available.
SSR mounting Hardware Kits (English and Metric threads).
For more information about these and other accessories please ask your Crydom authorized distributor or visit www.crydom.com/en/accessories
Heat Sinks
Heat Transfer Pads
Assemblies
Part Number Nomenclature
-10D25H12D48
Output Function
Blank: Zero-Crossing
-10: Random Turn-On
Output Current
per Channel
25: 25 Amps
40: 40 Amps
Output Voltage
@ 50/60 Hz
D24: 24-280 VAC
H12D48: 48-530 VAC
Control Voltage
D: 4-15 VDC
DE: 15-32 VDC
SERIES
Dual Solid State Relays
Other Crydom products and competitive part number cross-reference available at: www.crydom.com
Derating Curves
D2425XX, H12D4825XX
0
10
20
30
40
50
20 30 40 50 60 70 80
Ambient Temperature (°C)
Combined Load Current [Amps]
0.5°C/W
1.0°C/W
2.0°C/W
5.0°C/W
(25 Amps per Channel)
D2440XX, H12D4840XX
0
20
40
60
80
20 30 40 50 60 70 80
Combined Load Current [Amps]
Ambient Temperature (°C)
0.5°C/W
1.0°C/W
1.5°C/W
2.0°C/W
(40 Amps per Channel)
25A & 40A Output rating per channel
120/240 & 480VAC Operating voltage rating
4-15 & 15-32 VDC Control input options
Internal output snubber standard
SCR output for heavy industrial loads
Industry standard panel mount package
0.25 inch Faston output connectors
Zero voltage or random turn-on available
CE & RoHS compliant, UL & cUL recognized &
VDE approved*
25-40 Amp
120/240/480 VAC
AC Output
Dual Relays
Operating Voltage (47-63 Hz) [Vrms]
Transient Overvoltage [Vpk]
Maximum Off-State Leakage Current @ Rated Voltage [mArms]
Minimum Off-State dv/dt @ Maximum Rated Voltage [V/sec]
Maximum Load Current [Arms]
Minimum Load Current [Arms]
Maximum Surge Current (16.6ms) [Apk] @ 60 Hz
Maximum On-State Voltage Drop @ Rated Current [Vpk]
Thermal Resistance Junction to Case (Rjc) [°C/W]
Maximum I²t for Fusing (8.3 msec) [A²sec]
Minimum Power Factor (with Maximum Load)
INPUT SPECIFICATIONS D24XXD H12D48XXD
24-280
600
10
500
25
0.15
250
1.6
1.02
260
0.5
D2425D
D2425DE
24-280
600
10
500
40
0.15
625
1.6
0.63
1620
0.5
D2440D
D2440DE
48-530
1200
10
500
25
0.15
250
1.6
1.02
260
0.5
H12D4825D
H12D4825DE
48-530
1200
10
500
40
0.15
625
Maximum Surge Current (20.0ms) [Apk] @ 50 Hz 240 600 240 600
1.6
0.63
1620
Maximum I²t for Fusing (10 msec) [A²sec] 285 1780 285 1780
0.5
H12D4840D
H12D4840DE
Control Voltage Range [VDC] 4-15 4-15
Minimum Turn-On Voltage [VDC] 4.0 4.0
Minimum Turn-Off Voltage [VDC] 1.0 1.0
Typical Input Current @ 5 VDC (@ 24 VDC for E-Suffix) [mA] 13 13
Nominal Input Impedance [Ohm] 300 240
Maximum Turn-On Time 1/2 cycle 1/2 cycle
Maximum Turn-Off Time 1/2 cycle 1/2 cycle
DE-SUFFIX
15-32
15.0
1.0
15
1500
1/2 cycle
1/2 cycle
GENERAL SPECIFICATIONS
Dielectric Strength 50/60 Hz Input/Output [Vrms] 4000
Minimum Insulation Resistance (@ 500 V DC) [Ohm] 10 9
Maximum Capacitance, Input/Output [pF] 10
Ambient Operating Temperature Range [°C]
All parameters at 25°C and per channel unless otherwise specified.
* D2425D & D2440D Models are also CSA approved.
Off-State dv/dt test method pes EIA/NARM standard RS-443, paragraph 13.11.1
Heat sinking required, see derating curves.
Turn-on time for random turn-on (-10) versions is 0.1msec.
-40 to 80
Ambient Storage Temperature Range [°C] -40 to 125
Weight (typical) 3.0 oz (86.5g)
Encapsulation Thermally conductive Epoxy
Terminals (Output / Input) 0.25" Fastons / 0.025" Square Pins
4
3
2
1
4
1
OUTPUT SPECIFICATIONS 1
2
3
Dielectric Strength 50/60 Hz Input-Output/Baseplate [Vrms] 2500
120/240V Model
1.87
[47.5]
.85
[21.6]
1.31
[33.2]
1.00
[25.4]
1.17
[29.7] FASTON terminal
.250 X .032
[4 places]
PIN .025 SQ.
.100 centers
4 places
Mounting hola/slot
0.192 [4.9] DIA.
± 4-15VDC
CONTROL B
CONTROL A
4-15VDC ±
A1
A2 B1
B2
120/24OV - 20A
120/24OV - 20A
.15
[3.8]
.59
[15.0]
.45
[11.4]
.55
[14.0]
2.30
[58.4]
1.80
[45.7]
480V Model
.85
[21.6]
1.31
[33.2]
.77
[19.6]
1.37
[34.8]
1.87
[47.5]
1.60
[40.6]
Mounting hole/slot
.0192 [4.9] DIA.
2 PLC'S
120/24OV - 20 A120/24O V - 20A
1.80
2.30
[58.4]
-+ -+
.250 X .032 FASTON
terminal
[4 places]
.187 X .032
FASTON
terminal
[4 places]
[45.7]
Mechanical Dimensions
Tolerances: ± 0.02 in / 0.5 m
All dimensions are in: inches [millimeters]
CONTROL B
CONTROL A
A1 B2B1B2