Industrial Automation
SMC-3 37A Smart Motor Controller


With display | No |
Voltage type for actuating | AC/DC |
Rated operating voltage Ue | 200 V |
Rated control supply voltage at AC 50 Hz | 24 V |
Rated control supply voltage at AC 60 Hz | 24 V |
Overload current | 12.3 A |
Controller type | SMC-3 |
DV/DT protection | 1000V/õs for power circuit |
Repetitive peak voltage | 1400V per UL/CSA/NEMA for power circuit |
Operating frequency | 50/60 Hz per UL/CSA/NEMA for power circuit |
Line connected motor power, max | 7.5 kW @ 230V AC, 50 Hz, 3-phase |
Delta connected motor power, max | 7.5...30 kW @ 380/400/415V AC, 50 Hz, 3-phase |
Overvoltage category | III per IEC for side mount auxiliary contacts |
Rated impulse voltage | 6 kV for power circuit |
Dielectric withstand | 2500V AC per IEC for power circuit |
Line connected motor current | 12.3...37 A @ 380/400/415/460V AC, 3-phase |
Delta connected motor current | 21â⬦64 A @ 380/400/415/460V AC, 3-phase |
Insulation voltage | Rated 600V AC per UL/CSA/NEMA for power circuit |
Rated operational voltage | 250V AC/30V DC per UL/CSA/NEMA for Side mount auxiliary contacts |
Rated control power during start with fan | 215 mA @ 120V AC/180 mA @ 240V AC, 800 mA @ 24V DC/660 mA @ 24V AC |
Input OFF-state current | <10 mA, <12 mA @ input OFF-state voltage (IN1, IN2) for control circuit |
Short-circuit protection device list | Non-time delay Thermal magnetic circuit breaker High capacity time delay class CC/J/L |
Number of contacts | TB-97, -98 (OVLD/Fault): 1 for auxiliary contacts |
High capacity available fault current, max | 70 kA @ 600V, maximum current 60 A time delay Class J or Class L fuse for line connected motors |
Type of current | TB-97, -98 (OVLD/Fault): AC/DC for auxiliary contacts |
Conventional thermal current (Ith) | TB-97, -98 (OVLD/Fault): 1 A for auxiliary contacts |
Type of control circuit | TB-97, -98 (OVLD/Fault): Electromagnetic relay for auxiliary contacts |
Type of contacts | TB-97, -98 (OVLD/Fault): Normally Open (N.O.) for auxiliary contacts |
Utilization category | TB-23, -24 (normal/up-to-speed), TB-33, -34 (normal/up-to-speed): C300/R150 per UL/CSA/NEMA for Side mount auxiliary contacts |
Rated operational current, max | TB-97, -98 (OVLD/Fault): 0.6 A @ 120V AC and 0.3 A @ 240V AC for auxiliary contacts |
Standard controller feature | Soft stop |
Standard available fault current, max | 10 kA @ maximum standard fuse 250 A for delta device operational current rating |
Rated control supply voltage at DC | 24 V |
Integrated motor overload protection | Yes |
Short circuit protection device performance (SCPD) type | Type 1 |
Selectable overload trip class | Trip Class 10, 15, or 20 |
Selectable start times | 2, 5, 10, 15, 20, 25, or 30 s |
Input OFF-state voltage (IN1, IN2), max | 40V AC, 17V DC/12V AC for control circuit |
Selectable current limit | 150%, 250%, 350%, and 450% of full load current |
Input ON-state voltage, during start (IN1, IN2) | 85V AC, 19.2V DC/19.2V AC minimum for control circuit |
Rated control power during start without fan | 205 mA @ 120V AC/145 mA @ 240V AC, 705 mA @ 24V DC/580 mA @ 24V AC |
Input ON-state current (IN1, IN2) | 9.8 mA @ 120V AC/19.6 mA @ 240V AC for control circuit, 7.3 mA @ 24V AC/DC for control circuit |
Degree of protection (IP) | IP2X |
Weight | 0.86 kg |
Shock | Operational: 15 G |
Width | 44.8 mm (1.76 inch) |
Depth | 110 mm (4.33 inch) |
Height | 139.7 mm (5.5 inch) |
Cable size | 2.5...25 mmò (14...4 AWG) for line power terminals |
Vibration | Operational: 1.0 G peak, 0.15 mm (0.006 inch) displacement |
Make | TB-97, -98 (OVLD/Fault): 432VA for auxiliary contacts |
Break | TB-97, -98 (OVLD/Fault): 72VA for auxiliary contacts |
Tightening torque | 2.3...3.4 Nm (30 lb.inch) for line power terminals, 4.0 Nm (35 lb.inch) if 25 mmò (4 AWG) wire in top terminal for line power terminal |
Internal bypass | Yes |
Function | Single direction |
Selectable kick start - 450% FLA | 0, 0.5, 1.0, or 1.5 s |
Selectable initial torque | 15%, 25%, 35%, and 65% of locked rotor torque |
Selectable soft stop | Off, 100%, 200%, or 300% of the start time setting when wired |
Steady state heat dissipation | 24 W |
Storage and transportation temperature | -25 ðC |
Rated surrounding temperature range without derating | -5 ðC |
Humidity | 5...95% noncondensing |
Operating temperature | Open: -5 to 50 ðC (23 to 122 ðF) |
EMC emission levels | Radiated emission: Class A per IEC |
EMC immunity levels | Surge transient: per EN/IEC 60947-4-2 per IEC |
Altitude | 2000 m |
Pollution degree | 2 |
Mounting hole size | 4.6 mm |
Number of poles | Equipment is designed for 3-phase only for power circuit |
Enclosure | Open type |
Description other products