Schneider Electric SSM1A312F7
MPNSSM1A312F7
Obsolete
Solid state modular relay, Harmony, 12A, DIN rail mount, zero voltage switching, input 90…140V AC, output 48…600V AC
StockContact for availability
MOQ1 pcs
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
How we verify every order →Specifications
| Parameter | Value |
|---|---|
| Range of product | Harmony Solid State Relays |
| Solid state output type | SCR output Zero voltage switching |
| Product or component type | Modular DIN rail relay |
| Output voltage | 48...600 V AC |
| Maximum voltage drop | <1.3 V on-state |
| Maximum switching voltage | 10 V AC turn-off |
| Minimum switching voltage | 90 V AC turn-on |
| Coil voltage | 90...140 V AC |
| Load current | 0.15...12 A |
| Input current | 3...5 mA |
| Surge current | 715 A 16.6 ms 750 A 20 ms |
| Line rated current | 12 A |
All specifications
| Parameter | Value |
|---|---|
| Maximum leakage current | 0.2 mA off-state |
| Power factor | 0.5 (with maximum load) |
| Maximum horse power rating | 0.33 hp 104 °F (40 °C) 240 V AC |
| Phases | 1 phase |
| IP degree of protection | IP20 |
| Mounting support | Symmetrical DIN rail |
| Connections - terminals | Screw terminals 1 x 0.3...1 x 1.5 mm², AWG 22...AWG 16) input Screw terminals 1 x 0.3...1 x 2.5 mm², AWG 22...AWG 14) output |
| Response time | 0.5 cycle (turn-on) 30 ms (turn-off) |
| Pollution degree | 2 |
| Depth | 3.3 in (83.7 mm) |
| Width | 0.7 in (18 mm) |
| Height | 3.6 in (90.3 mm) |
| Standards | IEC 60950-1 IEC 61000 IEC 62314 |
| DV (dt) | 500 V/µs off-state at maximum voltage |
| Marking | CE |
| Category | US10CP222375 |
| Test button | Without test button |
| Flame retardance | V0 conforming to UL 94 |
| Local signalling | LED (green) for input status |
| Device short name | SSM |
| Tightening torque | 0.5...0.8 N.m for input 0.5...0.8 N.m for output |
| Channels | 1 |
| Dielectric strength | 4 kV AC for input/output 4 kV AC for input or output to case |
| Maximum capacitance | 10 pF for input/output |
| Overvoltage category | III |
| Insulation resistance | 1000 MOhm at 500 V DC |
| Output switching mode | Zero voltage switching |
| Transient overvoltage | 1200 V |
| Maximum i2t for fusing | 2560 A².s for 10 ms at 50 Hz 2330 A².s for 8.33 ms at 60 Hz |
| Ambient air temperature for storage | -22...212 °F (-30...100 °C) |
| Ambient air temperature for operation | -22...176 °F (-30...80 °C) |
MPN
SSM1A312F7