| Enclosure |
Weatherproof IP67, NEMA 4X and 6, O-ring sealed (ATM0020 & ATM0040 : IP66) |
| Main Power supply |
24VDC, 110/220VAC/1Ph/50/60Hz, 380/440VAC/3Ph/50/60Hz ±10%, (ATM0020 & ATM0040 : 1Phase) |
| Control power supply |
110/220VAC/1Ph/50/60Hz ±10% |
| Duty cycle (on-off) |
S2 : 10min ~ 30min |
| Duty cycle (modulating) |
S4 : 30 ~ 50%, 300 ~ 1200 start/hour |
| Motor |
Squirrel cage induction motor |
| Limit switches |
2 each for open and close(SPDT 250VAC/10A rating) |
| Torque switches |
2 each for open and close(SPDT 250VAC/10A rating except for ATM0020/0040/0080/0100) |
| Stall protection/set temp. |
Built in thermal protection, open 150℃ ±5℃, close 97℃ ±15℃ |
| Travel angle |
90˚ ± 5˚ (0℃ ~ 100℃) |
| Position indicator |
Continuous mechanical indicator with arrow |
| Manual override |
De-clutchable (except for ATM0020 : N/A, ATM0040 : by shaft, ATM0080 : by wrench) |
| Self locking |
Provided by double worm gearing (no brake) (except for ATM0020/0040/0080) |
| Mechanical stopper |
1 each for each travel end (open and close), external adjustable (except for ATM0020/0040) |
| Space heater |
5W(110/220VAC) for anti condensation |
| Cable entries |
2-PF3/4" TAP except for ATM0020 : 1-PG11, ATM0040 : 2-PG13.5, ATM0080 : 2-M20X1.5 |
| Lubrication |
EP type grease |
| Terminal block |
screw and lever push type(spring loaded) |
| Ambient temperature |
Basic actuator : -20℃ ~ +70℃ except for ATM0020 : -10℃ ~ +65℃ c/w control option : -10℃ ~ +60℃ |
| Ambient humidity |
90%RH Max (Non-condensing) |
| Anti vibration |
XYZ 10g. 02 ~ 34 Hz, 30 miinutes |
| External coating |
Dry powder(Polyester), Blue Color, Munsell No. B-0188 |