The WS/WM switch box is a compact, intrinsically safe, and non-incendive solution designed for chemical, petrochemical, food and beverage, municipal, wastewater, and pharmaceutical applications. It meets the stringent safety requirements for ATEX and cCSAus hazardous locations while offering a cost-effective design. This versatile switch box is available through Flowserve's PMV, Accord, Automax, and Worcester product lines, making it a reliable choice for a range of industries.
| Cable/Conduit Entry | (2x) ½” NPT or (2x) M20x1.5mm conduit entries standard, with up to four possible for ease of installation. |
| Shaft Options | - Namur shaft, EN 15714 (SST), - Short shaft, low profile style (SST), - NAF Turnex, - Double ”D” 1/4 Inch Flats (SST) |
| Industries | <ul><li><strong>Power:</strong> Conventional Steam, Combined Cycle, Concentrated Solar Power (CSP), Biomass & MSW, Geothermal</li><li><strong>Chemicals:</strong> Basic (Organic & Inorganic), Specialty (Fine & Consumer), Biofuels, Pharmaceutical</li><li><strong>Water:</strong> Water Management, Wastewater, Agriculture & Irrigation, Flood Control System</li><li><strong>Oil & Gas:</strong> Upstream Exploration & Production, Midstream Transportation, Downstream Processing</li><li><strong>General Industries:</strong> Pulp & Paper, Mining, Steel & Primary Metals, Food & Beverage, Corn Wet Milling & Ethanol, Other Industries</li></ul> |
| Special Options | AS-Interface (AS-i) communication capability, with a variety of covers and indicators available (dome or flat), and a tool-free Quick-Set™ cam system |
| Mounting Configurations | NAMUR or optional low-profile mounting kits, designed for both rotary and linear actuators with NAMUR EN15714 compliance. |
| Certifications | <ul><li>Intrinsically Safe ATEX II 1GD Ex ia IIC T4/T5/T6</li><li>Intrinsically Safe cCSAus, Cl. I, Div. 1, Gr. A,B,C,D, Cl. II, Div. 1, Gr. F,G, Cl. III T3</li><li>Non-Incendive cCSAus, Cl. I, Div. 2, Gr. A,B,C,D, Cl. II, Div. 2, Gr E,F,G T3</li></ul> |
| Housing Material | Aluminum or corrosion-resistant PA6/PA66 engineered resin (25–30% fiberglass-filled), available in multiple cover materials including transparent polycarbonate |
| Enclosure Rating Standards | IP66/67, NEMA Type 4X for protection against dust and water ingress. |
| Voltage Supply | 5-36 VDC Depending on Switch |
| Number of Switches | 0 to 2 |
| Configurations | <ul><li>PMV Switch boxes – WS/WM</li><li>Accord Switch boxes - WS/WM</li><li>Automax Switch boxes - WS/WM</li><li>Worcester Switch boxes - WS/WM</li></ul> |
| Design Temperature | -40°C to 80°C |
