Explosion-Proof Motorized Certified ATEX 24V DC Electric Actuator with Stainless Steel Housing for Oil Rig Safety Valves

• Customization: Available
• Certification: CCC, ISO, CE, Iaf, Cans
• Power Supply: AC380V
• Model NO.: MA-series
• Power Source: Electric Power
• Temperature: Ordinary Temperature
• Connection: Standard/Stem Direct-Connected
• Material: Alloy
• Protection Class: IP67
• Torque Range: 20~2000nm
• Power: AC 24V/110V/220V/380V, DC 24V
• Control Mode: Switch (on/off),Modulating
• Input/Output: 4-20mA, 0-10V, Modbus
• Valve Connection: ISO5211, DIN3337, Vdi/VDE 3845,Flanged, Wafer
• Valve Adaptable: 0~90°,Ball Valve,Butterfly Valve
• Operating Pressure: Pn1.0-32.0 MPa (10 to 320 Bar)
• Protection Device: Overheat Protector
• Limit Components: Electrical Operation
• Position Feedback: Potentiometer, 4-20mA, 0-10V,PLC, Pcu,Ms,S
• Hysteresis: <0.5%
• Dead Zone: <0.5%
• Feedback Error: <0.5%
• Testing Standard: Jb/T 8219-2016
• Transport Package: Carton/Wooden Box
• Specification: <21KG
• Trademark: Grat
• Origin: Wuhan, China
• HS Code: 8481804090
• Production Capacity: 1000PCS/Month
• Package Size: 600.00cm * 433.00cm * 433.00cm
• Package Gross Weight: 2.000kg

Product Description

Explosion-Proof Electric Actuator

The Explosion-Proof Electric Actuator by GRAT is engineered for maximum safety and reliable flow regulation in hazardous environments. Housed in heavy-duty aluminum alloy and stainless steel, it ensures zero-spark operational security under extreme conditions.

Key Features
Certified Flameproof: Ex db IIC T6 Gb rating for maximum explosion protection in gas-hazardous Zone 1 & Zone 2 areas.
Rugged & Corrosion-Resistant: Premium metal enclosure withstands severe thermal stress and harsh industrial atmospheres.
Flexible Operating Modes: Wide torque range, adaptable power supply, and multi-protocol control integration.

Hazardous Industrial Sectors: Oil & gas pipelines, petrochemical plants, chemical processing, and energy generation.

Specification

Model		EA-50-EX	EA-100-EX	EA-200-EX	EA-400-EX	EA-600-EX
Output Torque		50N·m	100N·m	200N·m	400N·m	600N·m
Recommended Valve Adaptation	Ball Valve	DN15-40	DN50-65	DN65-80	DN80-100	DN150-200
	Butterfly Valve	DN32-50	DN50-125	DN150-200	DN200-250	DN300
Action Time		20S	30S	30S	30S	45S
Rotation Angle		0-90°	0-90°	0-90°	0-90°	0-90°
Motor Power	AC24V	10W	25W	0	0	0
	AC110V	10W	25W	40W	90W	90W
	AC220V	10W	25W	40W	90W	90W
	AC380V	6W	15W	30W	40W	40W
	DC24V	13W	25W	40W	70W	70W
Rated Current	AC24V	1.5A	2.12A	0	0	0
	AC110V	0.24A	0.57A	0.63A	1.12A	1.18A
	AC220V	0.15A	0.30A	0.35A	0.64A	0.67A
	AC380V	0.07A	0.10A	0.19A	0.29A	0.29A
	DC24V	1.28A	2.03A	3.12A	7.8A	8.0A
Weight		4.5Kg	5.0Kg	9.0Kg	9.5Kg	10.0Kg
Insulation Resistance		100 MΩ at 500 V DC
Withstand Voltage		1,500 V AC for 1 minute
Protection Rating		IP67
Explosion-proof Rating		Ex db ⅡC T6 Gb
Installation Orientation		360° adjustable
Electrical Interface		2-M20x1.5 explosion-proof plugs; Users to install corresponding explosion-proof cable glands based on selected cables
Control Circuit		Type S/MS/PIU/SP/PCU/CPT/G/H
Optional Features		·Dehumidification heater ·Passive contact switch ·Over-torque protection ·Field protection unit
Testing Standard		JB/T8219-2016, GB/T 3836.1-2021, GB/T 3836.2-2021

Technical Drawings

Installation Diagram

Control Diagram

Model	Circuit	Model	Circuit
S	ON/OFF,no output signal	CPT	ON/OFF,output 4~20mA signal
MS	ON/OFF,output passive contact signal	PCU	Regulation,output 4~20mA signal
PIU	ON/OFF,output 0~1000Ω signal	G	ON/OFF,output passive contact signal
SP	ON/OFF,middle position control	H	ON/OFF,output passive contact signa