Series 1 120 VAC
• Crydom's signature family of solid-state relays. Ratings from 10A to
40A @ 24-140 VAC
• SCR output for heavy industrial loads
• AC or DC control
• Zero-crossing (resistive loads) or random-fire (inductive loads) output
PRODUCT SELECTION
Control Voltage 10A 25A 40A
3-32 VDC D1210 D1225 D1240
90-280 VAC A1210 A1225 A1240
18-36 VAC A1210E A1225E A1240E
AVAILABLE OPTIONS
OUTPUT SPECIFICATIONS (1)
Description 10A 25A 40A
Operating Voltage (47-63Hz) [Vrms] 24-140 24-140 24-140
Transient Overvoltage [Vpk] 400 400 400
Maximum Off-State Leakage Current @ Rated Voltage [mArms] 888
Minimum Off-State dv/dt @ Maximum Rated Voltage [V/µsec] (2) 500 500 500
Maximum Load Current (3) [Arms] 10 25 40
Minimum Load Current [mArms] 40 40 40
Maximum 1 Cycle Surge Current (50/60Hz) [Apk] 115/120 239/250 597/625
Maximum On-State Voltage Drop @ Rated Current [Vpk] 1.6 1.6 1.6
Thermal Resistance Junction to Case (Rjc ) [°C/W] 1.48 1.02 0.63
Maximum 1/2 Cycle I² t for Fusing (50/60Hz) [A2 sec] 66/60 285/259 1779/1621
Minimum Power Factor (with Maximum Load) 0.5 0.5 0.5
INPUT SPECIFICATIONS (1)
Description ( D PREFIX) ( A PREFIX) ( E SUFFIX)
Control Voltage Range 3-32 VDC (5) 90-280 Vrms 18-36 Vrms
Maximum Reverse Voltage -32 - -
Maximum Turn-On Voltage 3.0 VDC 90 Vrms 18 Vr ms
Minimum T urn -Off Voltage 1.0 VDC 10 Vrms 4.0 Vrms
Typical Input Current 3.4-20 mA 2.0-4.0 mA 3 mA
Nominal Input Impedance [Ohms] 1500 Ohm 60 K Ohm 9.0 K Ohm
Maximum Turn-On Time [msec] (4) 1/2 Cycle 10 10
Maximum Turn-Off Time [msec] 1/2 Cycle 40 40
GENERAL SPECIFICATIONS
Description Parameters
Dielectric Strength, Input/Output/Base (50/60Hz) 4000 Vrms
Minimum Insulation Resistance (@ 500 V DC) 109 Ohm
Maximum Capacitance, Input/Output 8 pF
Ambient Operating Temperature Range -40 to 80 °C
Ambient Storage Temperature Range -40 to 125 °C
Weight (typical) 3 oz (86.5g)
Encapsulation Ther ma lly conductive Epoxy
Terminals Screw and saddle Clamps Furnished, Unmounted
Recommended Terminal Screw Torque Range: 6-32 Screws - 10 in/lbs. 8-32 & 10-32 Screws - 20 in. lbs.
Fastons: 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 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 3.
4) Turn-on time for Random turn-on versions is 0.02 msec (DC Control Models)
5) For relays with option ”G” minimum control voltage is 4.5VDC
WIRING DIAGRAM
MECHANICAL SPECIFICATIONS
THERMAL DERATE INFORMATION
AGENCY APPROVALS
Designed in accordance with the requirements of IEC 62314
EN60950 : Meets the requirements of sections1.5: 1,7: 2.9: 2.10.5.3: 4.2: 4.5: 4.7:
E116949 LR81689 10143 UG (Not Applicable: -B and 4D)
Rev. 120811
ANNEX - ENVIROMENTAL INFORMATION
