MS8120F1002
Details
Details
MS8120F1002 Fire/Smoke Damper Actuator, 175 lb-in, Fast-Acting Two-Position, 24 VAC
Takes on/off control.
Needs 24 VAC power.
Returns to its fail position by spring on power loss.
Meets UL555S at 350 deg F only when tested with the damper.
Key Features
- 15 sec drive and spring return
Product Specifications
| Manufacturer | Honeywell |
|---|---|
| Model | MS8120F1002 |
| Product type | Fast-acting two-position spring return actuator for fire/smoke dampers |
| Torque | 175 lb-in (20 Nm) holding and spring return (minimum at 350 deg F); 350 deg F minimum driving 175 lb-in; stall maximum 425 lb-in (48.0 Nm) |
| Fail action | Spring return, cw or ccw by reversible mounting |
| Control signal | Two-position (SPST), Series 80 |
| Supply power | 24 VAC +20%/-10%, 50/60 Hz (Class 2) |
| Power consumption | 45 VA driving; 10 VA holding |
| Timing | Drive open 15 sec typical; spring close 15 sec typical |
| Stroke | 95 deg +/-3 deg, mechanically limited |
| Aux switches | None |
| UL555S | Designed to meet UL555S at 350 deg F (176 deg C) on marked models; must be tested with the damper; 30-minute one-time excursion to 350 deg F |
| Shaft size | Round 0.5 to 1.06 in.; square 1/2 to 3/4 in.; 3/4 in. or greater recommended |
| Mounting | Self-centering shaft adapter, any shaft position; minimum shaft length 1 in. (25 mm), 3-1/4 in. (83 mm) recommended; linkages not recommended |
| Electrical connections | 1 m Teflon lead wires; two integral 3/8 in. flexible conduit connections |
| Enclosure | NEMA 2 and IP54 mounted on a horizontal shaft with the actuator base below the shaft; die-cast aluminum housing |
| Operating temperature | -40 to 130 deg F (-40 to 55 deg C) |
| Storage temperature | -40 to 140 deg F (-40 to 60 deg C) |
| Humidity | 5 to 95% RH, non-condensing |
| Noise | 70 dBA driving or spring return; 20 dBA holding (at 1 m) |
| Approvals | UL/cUL (optional); UL60730/CSA E60730-1, -2-14 plenum rating, File No. E4436, Guide No. XAPX (optional); CE; C-Tick |
| Design life | 30,000 full stroke cycles |
| Dimensions | 10-11/16 x 3-15/16 x 2-15/16 in. (271 x 100 x 75 mm) |
| Weight | 6.25 lb (2.8 kg) |
| Accessories | 205649 mounting bracket (not supplied with actuator) |
| Honeywell form | 63-2584-14 Rev. 11-16; 63-2592 Rev. 11-16; 62-0182; 38-00001 |