Quarter Turn Electric Actuators
MODEL :- RC981R, RC981RA, RC981RNF
“RC” make electric actuators Model RC981R-Series is a quarter turn. Non-spring return electric actuator. The actuator can be used with dampers/valves and for any other application which requires rotatry motion. The actuator comes with range of inputs. Its basic features covers field replaceable jumpers. Intelligent circuit which can sense any hindrance in the movement of the valve/Damper.
“RC” electric actuator model RC981R-Series is a quarter-turn, non-spring return electric actuator designed for use with dampers, valves, or any application requiring rotary motion. It supports a wide range of input options and features field-replaceable jumpers for added flexibility. The actuator is equipped with an intelligent circuit capable of detecting any obstruction in the movement of the valve or damper, ensuring safe and efficient operation.
Basic Features
- Intelligent circuit that senses any hindrance in movement of the valve.
- Electric current sensing provides internal protection and positive full closing force.
- Self contained motorized valve linkage.
- Position indicator.
- Low noise level.
- Field configure jumpers for forward/reverse action.
- Screw terminal connections.
- De-clutch type manual overide provision
- Compact size for easy installation in confined areas.
- Suitable for use with ball valves, butterfly valves, vane type valves, which are
- ideally suited for control of led water or low pressure steam in modern
- hydraulic/steam systems.
- B.M.S. compatible.
Specifications
| S.No. | Description | Details |
|---|---|---|
| 1 | Power | 24V AC/DC |
| 2 | Model Wise Control Signal Type |
Modulating 0–10 V DC Modulating 4–20 MA ON/OFF Type (COM/NO/NC) |
| 3 | Wiring | Screw terminals |
| 4 | Operation time | 60 Sec. |
| 5 | Power consumption | 18 Watts max. |
| 6 | Mounting | Firm fit and with thermal break |
| 7 | Torque rating | 20 Nm |
| 8 | Degree of protection | I.P.-64 |
| S.No. | Description | Details |
|---|---|---|
| 1 | MAKE | "RC" |
| 2 | BODY | SHEET METAL BODY (ABS COVERED) |
| 3 | TOP COVER | ABS |
| 4 | MOTOR | MICRO DC MOTOR |
| 5 | TYPE OF OPERATION | ROTARY MOTION, NON-SPRING RETURN TYPE |
| 6 | MOTOR PROTECTION | SOLID STATE INBUILT |
| 7 | OPERATING TEMPERATURE LIMIT | 10°C TO 75°C |
| 8 | STORAGE TEMPERATURE LIMIT | 20°C TO 50°C |
| 9 | NOISE RATING | UPTO 10dB, WITHIN 1 METER DISTANCE |
| 10 | OPERATION TIME | 60 SECONDS |
| 11 | MOUNTING | FIRM FIT |
| 12 | INPUT VOLTAGE | 24V AC/DC, 50Hz |
| 13 | POWER CONSUMPTION | 18 WATTS MAX |
| 14 | WIRING | SCREW TERMINALS |
| 15 | TRAVEL LIMIT | QUARTER TURN |
| 16 | TORQUE OUTPUT | 22 Nm |
| 17 | CONTROL SIGNAL |
MODEL – RC981R: MODULATING, 0–10V DC INPUT SIGNAL MODEL – RC981RA: MODULATING, 4–20mA INPUT SIGNAL MODEL – RC981RNF: ON/OFF TYPE (COM, NO, NC / 2 POSITION FLOATING) |
| 18 | FAIL SAFE | STAY PUT |
| 19 | MANUAL OVERRIDE | YES, DE-CLUTCH TYPE |
| 20 | CONFIGURABLE JUMPERS | FIELD CONFIGURABLES JUMPERS FOR FORWARD REVERSE / REVERSE ACTION |
| 21 | DEGREE OF PROTECTION | IP 54 |
| 22 | NET WEIGHT | 1.3 KG |
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