MEP-455100
Details
Details
MEP-455100 Spring Return Actuator, 160 lb-in, 2-Position 24 VAC/DC
Drives dampers and valves, and on power loss its spring returns them to the fail position in about 15 seconds. KMC re-rated the series from 142 to 160 lb-in after a motor upgrade, so older listings show 142 lb-in.
Key Features
- Torque: 160 lb-in (18 N-m), running and spring return; spring return 142 lb-in at -25 deg F
- Shaft mounting: 3/8 to 1 in. round or 1/4 to 3/4 in. square shaft
- Supply power: 7 VA (AC) or 5 W (DC)
Product Specifications
| Manufacturer | KMC Controls |
|---|---|
| Model | MEP-455100 |
| Type | Direct-coupled spring return actuator for dampers and valves |
| Torque | 160 lb-in (18 N-m), running and spring return; spring return 142 lb-in at -25 deg F |
| Control | 2-position, 24 VAC/VDC |
| Supply voltage | 24 VAC +/-20% (50/60 Hz) or 24 VDC +/-10% |
| Supply power | 7 VA (AC) or 5 W (DC) |
| Motor timing | 90 sec. |
| Spring return time | 15 sec. typical, 30 sec. max. |
| Rotation | 90 deg nominal, 95 deg max. |
| Shaft mounting | 3/8 to 1 in. round or 1/4 to 3/4 in. square shaft, self-centering coupling and non-rotation bracket (supplied); shaft at least 3/4 in. |
| Connections | Prewired 3 ft, 18 AWG cable; integrated conduit adapter |
| Enclosure | Die-cast aluminum, NEMA 2, IP54 |
| Dimensions | 12 x 4-3/4 x 2-7/8 in. |
| Operating limits | -25 to 130 deg F (-32 to 55 deg C), 95% RH non-condensing |
| Approvals | UL 60730; cUL C22.2 No. 24-93; CE |
| Accessories | HCO-1152 weather shield |
| Rating history | Previously rated 142 lb-in; re-rated to 160 lb-in after a motor upgrade |
| Siblings | MEP-455300: 2-position 120 VAC; MEP-455600: 0-10 VDC; MEP-455602: 0-10 VDC with 2 aux switches |