Description Magnecraft Solid State Relays 861 SPST-NO, 8 A to 15 A SPST-NC, 10 A Description The 861 is the first complete solid state relay without any moving parts, all in a slim 175 mm design Feature Benefit Solid state circuitry Involves no moving parts which extends product life, increases reliability, and enables silent operation Optically coupled circuit Provides isolation between input and output circuits Internal snubber Helps protect the relays internal circuit from high voltage transients 861 Relay Internal heat sink Provides factory-tested thermal management Fingersafe terminals Helps prevent an operator from touching live circuits DIN and panel mounting Mounts directly onto DIN rail or panel and provides flexibility to accommodate last minute design changes Switching Switching Input Voltage Output Voltage Contact Rated Output Standard Part Type Device Range Range Configuration Current (A) Number 350 Vdc SPST-NO 15 861SSR115-DD DC switching MOSFET (1) 3532 Vdc 3150 Vdc SPST-NO 8 861SSR208-DD SPST-NO 10 861SSR210-DC-2 332 Vdc 24280 Vac Random SCR (2) SPST-NC 10 861SSR210-DC-4 90280 Vac 24280 Vac SPST-NO 10 861SSR210-AC-2 24280 Vac SPST-NO 10 861SSR210-DC-1 332 Vdc 48480 Vac SPST-NO 10 861SSR410-DC-1 Zero cross SCR 24280 Vac SPST-NO 10 861SSR210-AC-1 90280 Vac 48480 Vac SPST-NO 10 861SSR410-AC-1 (1) MOSFET = metal oxide semiconductor field-effect transistor (2) SCR = silicon-controlled rectifier Part Number Explanation Contact Con guration & Series: Switching Type: 861 1 = SPST-NO, Zero Cross Input Voltage: 2 = SPST-NO, Random AC = 90 to 280 Vac Output Type: 4 = SPST-NC, Random DC = 3 to 32 Vdc SSR = SCR Output Current: Null = SPST-NO, DC Switching DD = 3.5 to 32 Vdc SSR = MOSFET (DD Only) 08 = 8 A 10 = 10 A Output Voltage: 15 = 15 A 1 = 3 to 50 Vdc 2 = 24 to 280 Vac 2 = 3 to 150 Vdc (DD Only) 4 = 48 to 480 Vac 4 Specifications Magnecraft Solid State Relays 861 SPST-NO, 8 A to 15 A SPST-NC, 10 A Specifications (UL 508) Part Number 861SSR-DD 861SSR-DC- 861SSR-AC- Input Characteristics Input Voltage Range 3532 Vdc 332 Vdc 90280 Vac Must Release Voltage 1 Vdc 10 Vac Nominal Input Impedance Current regulator 1625 kW Typical Input Current at 5 Vdc 12 mA 16 mA 12 mA 12 mA (861SSR210-DC-4) Reverse Polarity Protection Yes Yes N/A Output Characteristics Switching Device MOSFET SCR (2) Switching Type DC switching Zero cross Random Contact Configuration SPST-NO SPST-NO SPST-NC Output Voltage Range 3150 Vdc 24480 Vac Maximum Rate of Rise Off State Voltage (dv/dt) N/A 500 V/us 350 V/us (861SSR410) 200 V/us (861SSR210-DC-4) Output Current Range 815 A 10 A (rms) Minimum Load CurrentMaintain On 20 mA 50 mA Non-Repetitive Surge Current (83 ms) 8 A: 35 A 500 A (rms) 15 A: 50 A Maximum rms Overload Current (1 s) 8 A: 17 A 24 A (rms) 15 A: 24 A Maximum Off State Leakage Current 025 mA 10 mA (rms) Typical On State Voltage Drop N/A 125 Vac (rms) Maximum On State Voltage Drop 05 Vdc 16 Vac (rms) Maximum On State Resistance 40 mW N/A Maximum Turn-On Time 5 ms 83 ms Maximum Turn-Off Time 5 ms 83 ms Maximum I T for Fusing N/A 1250 Asec (861SSR210) 850 Asec (861SSR410) General Characteristics Electrical Life N/A for solid state relays Thermal Resistance (JunctionCase) 8 A: 05 C/W 066 C/W 15 A: 14 C/W Internal Heat Sink 40 C/W Dielectric Strength (InputOutput) 2500 V (rms) 4000 V (rms) Dielectric Strength (TerminalsChassis) 2500 V (rms) Operating Temperature Range -30 C+ 80 C (derating applies) Storage Temperature Range -40 C+100 C Weight 1271 g (41 oz) Input Indication Green LED Terminal Wire Capacity (Input and Output) 14 AWG (25 mm) maximum Terminal Screw Torque 71 lb-in (08 N m) maximum Safety Cover IP20 Agency Approvals UL Listed (E258297) CE (per IEC60947-4-2) CSA (168986) RoHS 5