SERIES 1T | 240 VAC
PANEL MOUNT
Features
• Ratings from 10A to 125A @ 24-280 VAC
• SCR output for heavy industrial loads
• Zero voltage or instantaneous turn-on outputs
• UL/CSA/VDE Approved, CE Compliant to EN60950-1
• Improved SEMS screw and washer
• Redesigned housing with anti-rotation barriers
• AC or DC control
• Direct bond copper substrate
• Direct power lead frame
• Epoxy free design
PRODUCT SELECTION
Control Voltage
3-32 VDC
90-280 VAC
18-36 VAC
10A
D2410T
A2410T
A2410ET
25A
D2425T
A2425T
A2425ET
50A
D2450T
A2450T
A2450ET
75A
D2475T
A2475T
A2475ET
90A
D2490T
A2490T
A2490ET
110A
D24110T
A24110T
A24110ET
125A
D24125T
A24125T
A24125ET
ORDERING OPTIONS
A
Control Voltage
A:
90-280 VAC
D:
3-32 VDC
AxxxxE:
18-36 VAC
Operating Voltage
24:
24-280 VAC
Rated Load Current
10:
10 Amps
25:
25 Amps
50:
50 Amps
75:
75 Amps
90:
90 Amps
110:
110 Amps
24
10
E
K
P
G
H
T
-10
-B
125:
125 Amps
Termination
Blank:
Screw
F:
Quick Connect (Up to 50 Amps only)
(1)
K:
Hex standoffs
(2)
Overvoltage Protection
Blank:
Not Included
P:
Included
(3)
Input Status LED
Blank:
Not Included
G:
Included
Thermal Pad
Blank:
Not Included
H:
Included
Trigger Circuit
T:
Phototransistor (Not needed with -B suffix, included as standard)
Switching Type
Blank:
Zero Voltage Turn-On
-10:
Instantaneous Turn-On
(4)
Output Type
-B:
Normally Closed (Not available with -10 option)
Required for valid part number
For options only and not
required for valid part number
Note:
Not all part number combinations are available.
Contact Crydom Technical support for information on
the availability of a specific part number.
Page 1
Copyright © 2018 Sensata Technologies, Inc.
www.sensata.com
OUTPUT SPECIFICATIONS
(5)
Description
Operating Voltage (47-440Hz) [Vrms]
Transient Overvoltage [Vpk]
Maximum Off-State Leakage Current @ Rated Voltage [mArms]
Minimum Off-State dv/dt @ Maximum Rated Voltage [V/µsec]
Maximum Load Current [Arms]
(2)(6)
Minimum Load Current [mArms]
Maximum 1 Cycle Surge Current (50/60Hz) [Apk]
Maximum On-State Voltage Drop @ Rated Current [Vrms]
(7)
Thermal Resistance Junction to Case (Rjc) [°C/W]
Maximum 1/2 Cycle I² t for Fusing (50/60Hz) [A² sec]
Minimum Power Factor (at Maximum Load)
10A
24-280
600
10
500
10
40
115/120
1.15
1.03
66/60
0.5
25A
24-280
600
10
500
25
40
239/250
1.15
0.8
285/259
0.5
50A
24-280
600
10
500
50
40
597/625
1.15
0.45
1779/1621
0.5
75A
24-280
600
10
500
75
40
954/1000
1.15
0.3
4555/4150
0.5
90A
24-280
600
10
500
90
40
1145/1200
1.15
0.27
6560/5976
0.5
110A
24-280
600
10
500
110
150
1432/1500
1.15
0.25
10249/9338
0.5
125A
24-280
600
10
500
125
150
1670/1750
1.15
0.22
13950/12709
0.5
INPUT SPECIFICATIONS
(5)
Description
Control Voltage Range
Minimum Turn-On Voltage
(8)
Must Turn-Off Voltage
(10)
Minimum Input Current [mA]
Maximum Input Current [mA]
Nominal Input Impedance [Ohms]
Maximum Turn-On Time [msec]
Maximum Turn-Off Time [msec]
D12xxT
3-32 VDC
3.0 VDC
(9)
1.0 VDC
3.4
30
1.5K
1/2 Cycle
(11)
1/2 Cycle
A12xxT
90-280 Vrms
90 Vrms
10 Vrms
2
4.9
60K
10
40
A12xxET
18-36 Vrms
18 Vrms
4 Vrms
2
4
9K
10
40
GENERAL SPECIFICATIONS
(5)
Description
Dielectric Strength, Input/Output/Base (50/60Hz)
Minimum Insulation Resistance (@ 500 VDC)
Maximum Capacitance, Input/Output
Ambient Operating Temperature Range
Ambient Storage Temperature Range
Weight (typical)
Housing Material
Baseplate Material
Input Terminal Screw Torque Range (in-lb/Nm)
Load Terminal Screw Torque Range (in-lb/Nm)
SSR Mounting Screw Torque Range (in-lb/Nm)
Input/Load Terminal Screw Torque Range (in-lb/Nm)
(2)
Input/Output Terminal Screw Thread Size
Humidity
per IEC60068-2-78
LED Input Status Indicator
MTBF (Mean Time Between Failures) at 40°C ambient temperature
(9)
MTBF (Mean Time Between Failures) at 60°C ambient temperature
(9)
Parameters
4000 Vrms
10
9
Ohm
8 pF
-40 to 80 °C
-40 to 125 °C
2.6 oz (74.9g)
UL 94 V-0
Aluminum
13-15 /1.5-1.7
18-20 / 2.0-2.2
18-20 / 2.0-2.2
w/”K” option 8-10 / 0.9-1.13
#6-32 UNC / #8-32 UNC
93% non-condensing
w/”G” option (green)
11,641,553 hours (1,328 years)
7,210,376 hours (823 years)
WIRING DIAGRAM
AC
V
Recommended Wire Sizes
Load
(13)
Terminals
Wire Size
(Solid / Stranded)
24 AWG (0.2 mm
2
) / 0.2 [minimum]
2 x 12 AWG (3.3 mm
2
) / 3.3 [maximum]
20 AWG (0.5 mm
2
) / 0.518 [minimum]
Wire Pull-Out
Strength (lb)[N]
10 [44.5]
90 [400]
30 [133]
110 [490]
90 [400]
Input Current (mA)
30
25
20
15
10
5
0
0
Input Current vs Input Voltage
“T” Option - Low Voltage Output
1 ( )
2 ( )
Input
Instantaneous
Turn On
1
OUTPUT
2
Output
S O L I D S TAT E R E L AY
2 x 10 AWG (5.3 mm
2
)
/ 5.3
2 x 8 AWG (8.4 mm
2
) / 8.4 [maximum]
Zero Turn On
4
INPUT
3
5
10
15
20
25
30
DC Input Voltage
4 (– / )
3 (+ / )
Page 2
Copyright © 2018 Sensata Technologies, Inc.
www.sensata.com
EQUIVALENT CIRCUIT BLOCK DIAGRAMS
Diagram:
D24xxT
-DC
4
AC/DC
Converter
Trigger
Circuit
1
AC
-DC
4
Trigger
Circuit
Diagram:
A24xxT, A24xxET
1
AC
(15)
(14)
2
AC
+DC
3
(15)
(14)
+DC
3
2
AC
MECHANICAL SPECIFICATIONS
(5)
Tolerances: ±0.02 in / 0.5 mm
All dimensions are in: inches [millimeters]
Screw Termination
1.1
[27.9]
0.49
[12.4]
Mounting
Hole/Slot
0.19 [4.9]
DIA.
0.89
[22.6]
Hex Standoff Termination (“K”
Option)
(2)
1.1
[27.9]
0.49
[12.4]
Mounting
Hole/Slot
0.19 [4.9]
DIA.
1.04
[26.4]
1
OUTPUT
2
1
OUTPUT
2
1.88
[47.6]
S O L I D S TAT E R E L AY
1.7
[43.2]
2.25
[57.3]
1.88
[47.6]
S O L I D S TAT E R E L AY
1.70
[43.2]
2.25
[57.3]
4
INPUT
3
4
INPUT
3
1.0
[25.4]
1.75
[44.5]
1.0
[25.4]
1.75
[44.5]
(4 places)
(2 places)
1.0
[25.4]
0.93
[23.6]
Quick Connect Termination (“F”
Option)
- Up to 25 Amp
(1)
Mounting
Hole/Slot
0.19 [4.9]
DIA.
1.58
[40.2]
0.49
[12.4]
Faston Terminal
(16)
0.25 x 0.032
Quick Connect Termination (“F”
Option)
- Up to 50 Amp
(1)
Mounting
Hole/Slot
0.19 [4.9]
DIA.
1.58
[40.2]
0.63
[16.0]
Faston Terminal
(16)
0.25 x 0.032
1.31
[33.4]
(2 places)
(4 places)
1.31
[33.4]
(2 places)
1
2
0.45
[11.4]
1
OUTPUT
2
OUTPUT
1.88
[47.6]
S O L I D S TAT E R E L AY
1.7
[43.2]
2.25
[57.3]
4
1.88
[47.6]
S O L I D S TAT E R E L AY
1.7
[43.2]
2.25
[57.3]
INPUT
3
4
INPUT
3
1.40
[35.6]
1.75
[44.5]
Faston Terminal
(16)
0.187 x 0.020
(2 places)
1.25
[31.8]
0.49
[12.4]
1.40
[35.6]
1.75
[44.5]
Faston Terminal
(16)
0.187 x 0.020
(2 places)
1.25
[31.8]
Page 3
Copyright © 2018 Sensata Technologies, Inc.
www.sensata.com
SURGE CURRENT INFORMATION
10 A
120
Surge Current (Amp)
Surge Current (Amp)
100
80
60
40
20
0
0.01
0.1
1
Surge Duration (Secs)
10
250
200
150
100
50
0
0.01
0.1
1
Surge Duration (Secs)
10
25 A
50 A
600
Surge Current (Amp)
Surge Current (Amp)
500
400
300
200
100
0
0.01
0.1
1
Surge Duration (Secs)
10
900
800
700
600
500
400
300
200
100
0
0.01
75 A
0.1
1
Surge Duration (Secs)
10
90 A
1200
1050
900
750
600
450
300
150
0
0.01
1500
Surge Current (Amp)
1200
900
600
300
0
0.01
0.1
Surge Current (Amp)
110 A
0.1
1
Surge Duration (Secs)
10
1
Surge Duration (Secs)
10
125 A
1800
1600
1400
1200
1000
800
600
400
200
0
0.01
Surge Current (Amp)
0.1
1
Surge Duration (Secs)
10
Non repetitive peak surge current at Tj initial 40ºC.
Page 4
Copyright © 2018 Sensata Technologies, Inc.
www.sensata.com
THERMAL DERATE INFORMATION
10 A
3ºC/W
10
Load Current (Amps)
Load Current (Amps)
8
6
4
2
0
20
30
40
50
60
70
Ambient Temperature (ºC)
80
5ºC/W
No Heatsink
25
Load Current (Amps)
20
15
10
5
0
20
30
40
50
60
70
Ambient Temperature (ºC)
80
1.5ºC/W
25 A
2ºC/W
3ºC/W
50
40
30
20
10
0
20
30
0.7ºC/W
50 A
1ºC/W
1.5ºC/W
2ºC/W
40
50
60
70
Ambient Temperature (ºC)
80
75 A
0.5ºC/W
75
Load Current (Amps)
Load Current (Amps)
60
45
30
15
0
20
30
40
50
60
70
Ambient Temperature (ºC)
80
0.7ºC/W
1ºC/W
1.5ºC/W
90
80
70
60
50
40
30
20
10
0
0.5ºC/W
90 A
0.7ºC/W
1ºC/W
1.5ºC/W
120
Load Current (Amps)
100
80
60
40
20
0
20
30
0.5ºC/W
110 A
0.7ºC/W
1ºC/W
1.5ºC/W
20
30
40
50
60
70
Ambient Temperature (ºC)
80
40
50
60
70
Ambient Temperature (ºC)
80
125 A
0.5ºC/W
120
Load Current (Amps)
100
80
60
40
20
0
20
30
40
50
60
70
Ambient Temperature (ºC)
80
0.7ºC/W
1ºC/W
Page 5
Copyright © 2018 Sensata Technologies, Inc.
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