Emico Noah Actuation NA 028

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Summary

1. Caution

3. Actuator Specification

3-2 Environment and Temperature

Details operating temperature range and enclosure specifications.

Flameproof Enclosure

Specifications and certifications for explosion-proof enclosures.

4. Standard Specification

6. Performance

6-1. Rated; Starting Current

Provides rated and starting current values for different models and voltages.

9. Actuator Nameplate Information

9-7 Flameproof; Explosion Proof ACTUATOR Enclosure

Details how to verify explosion-proof certifications on the nameplate.

12. Actuator and Valve Assembly

12-1 Butterfly Valve Assembly

Steps for assembling the actuator with a butterfly valve.

12-2 Ball Valve Assembly

Steps for assembling the actuator with a ball valve.

12-3 Actuator Selection by Valve Size

Provides a guide for selecting actuators based on valve size.

15. Limit Switch Setting

15-1 Close; Open Limit Switch Cam Setting

Details setting limit switch cams for closed and open positions using manual override.

15-2 Dry Contact Close;Open Limit Switch Setting

Procedure for setting dry contact limit switches for open and closed positions.

16. Over Torque Switch Setting

17. Mechanical Limit Stop Setting

19. Wire Connection

19-3 Explosion Proof Cable Gland Requirements

Details certification and sealing requirements for explosion-proof cable glands.

20. Electrical Wiring

20-6 Grounding Procedure and Wire Size

Instructions for proper grounding of the actuator and recommended wire sizes.

20-8 Individual Relays for Powering

20-9 3-Phase Motor Rotation Check

Procedure to confirm correct motor rotation for 3-phase actuators and corrective actions.

23. Trouble shooting