• Brushless DC submotor with electronic stall protection on all models
• Self-centering shaft adaptor (shaft coupling) for wide range of shaft sizes
• Models available for use with two-position, SPST, line- (Series 40) or low- (Series 80) voltage controls
• Models available for use with floating or switched SPDT (Series 60) controls
• Models avail able for use with proportional current or voltage (Series 70) controls
• Models available with combined floating and modulating control in a single device
• Models available with an internal end switch
• Models available with three-foot, 18 AWG color-coded cable.
• Access cover to facilitate connectivity
• Durable plastic housing with built-in mechanical end limits
• Spring return direction field selectable
• Shaft position indicator and scale
• UL (cUL) listed and CE compliant
• All models are plenum rated per UL8732-Position S.R. Actuator| Type of Internal Auxiliary Switch | adjustable 0-95 degrees |
|---|
| Rotation to Open | By switch |
|---|
| Overview | The MS8103 is a 27 lb-in (3Nm), spring return direct-coupled, line voltage actuator that accepts two-position (SPST) control for: air dampers, air handlers, ventilation flaps, louvers, and ball valves. |
|---|
| Torque/Force (lb-in., lbf) | 27 lb-in. |
|---|
| Fail Safe Mode | Spring Return |
|---|
| Number of Internal Auxiliary Switch | 1 |
|---|
| Control Signal | Two position |
|---|
| Temperature Ratings (Shipping)(F) | .-40 F to +150F |
|---|
| Switch Ratings | 250 Vac, 8 A res (5 A ind) |
|---|
| Temperature Ratings (Shipping)(C) | .-40 C to +65 C |
|---|
| Ingress Protection Rating | IP54 |
|---|
| Shaft Adapter Type | Self-centering clamping |
|---|
| Spring Return Torque/Force (lb-in., lbf) | 27 lb-in |
|---|
| Spring Return Torque/Force (Nm, N) | 3 Nm |
|---|
| Maximum Stall Torque/Force (lb-in., lbf) | 70 lb-in. |
|---|
| Maximum Stall Torque/Force (Nm, N) | 8 Nm |
|---|
| Rotational Stroke | 95 ±3 degrees |
|---|
| Rotational Stroke Adjustment | Mechanically limited 5 degree increments |
|---|
| Spring Return Direction | By orientation |
|---|
| Timing, Maximum Spring Return (sec) | 25 sec |
|---|
| Timing, Nominal Driving @ 60 Hz (sec) | 45 sec |
|---|
| Compatible Damper Shafts (in.) | 3/8 to 5/8 in. round or 1/4 to 1/2 in. square |
|---|
| Compatible Damper Shafts (mm) | 9 to 16 mm round or 6 to 13 mm square |
|---|
| Materials | Plenum rated plastic housing |
|---|
| External Auxiliary Switches Available | No |
|---|
| Power Consumption (Driving) | 6/3 VA |
|---|
| Dimensions (in.) | 6 81/54 high x 3 55/84 wide x 3 5/32 deep |
|---|
| Electrical Connections | Enclosed screw terminal strip (22 to 14 AWG) |
|---|
| Temperature Range, Ambient (F) | .-22 F to +149F |
|---|
| Dimensions (mm) | 177 mm high x 98 mm wide x 80 deep |
|---|
| Temperature Range, Ambient (C) | .-30 C to +65 C |
|---|
| Temperature Range, Storage (F) | .-40 F to +150F |
|---|
| Temperature Range, Storage (C) | .-40 C to +65 C |
|---|
| Maximum Noise Rating, Driving (dB(A) @ 1m) | 50 |
|---|
| Maximum Noise Rating, Holding (dB(A) @ 1m) | 20 (no audible noise) |
|---|
| Environmental Rating | NEMA2 |
|---|
| Approvals, Canadian Underwriters Laboratories | cUL C22.2 No. 24-93 |
|---|
| Approvals, CE | EMC 2004/108/EC; Certification Low Voltage Directive 2006/95/EC; IEC 60730-1 and Part 2-14 |
|---|
| Operating Humidity Range (% RH) | 5 to 95% RH, non-condensing |
|---|
| Approvals, Underwriters Laboratories Inc | UL 873 |
|---|
| Includes | Mounting bracket, self-centering shaft adapter |
|---|
Product Family
All orders are shipped same-day if the order is received by 1:00 PM Central Time. We ship worldwide.
UPS Hoilday Delivery Schedule
For more infomation about Returns visit Returns
For more informatrion about Warranty visit Warranty page.
You can also find answers to some common questions on our FAQ page
Reviews
Not reviewed yet, be the first to write one!
Add Review
|