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Palazzoli
270403EX
Palazzoli 270403EX — Isolator switches in aluminium alloy for wall mounting 50-60Hz IP66 zone 2 (GAS) and 21-22 (DUST)
The Palazzoli 270403EX is a 40A 3P wall-mounted isolator switch housed in an aluminium alloy enclosure with an M32 hole type and IP66 protection degree for 50-60Hz applications in zone 2 gas and zones 21-22 dust environments. It features a non-toxic anti-UV oven-cured polyester paint finish in RAL 9005 black over a fluorozirconic passivation treatment, delivering a corrosivity category equivalent to C5(M)/C4(H) under ISO 12944 alongside 7J shock resistance per IEC 60079-0. This unit accommodates a minimum conductor section of 1mm² via screw indirect clamping terminals, operates at a rated insulation voltage of 690V, and withstands storage temperatures ranging from -50°C to +80°C with a net weight of 1.70KG. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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- Manufacturer
- Palazzoli
- Part number
- 270403EX
- Product series
- Isolator switches in aluminium alloy for wall mounting 50-60Hz IP66 zone 2 (GAS) and 21-22 (DUST)
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 270403EX.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Product Family
- Isolator switches in aluminium alloy for wall mounting 50-60Hz IP66 zone 2 (GAS) and 21-22 (DUST)
- Rated current
- 40A
- Poles
- 3P
- Hole type
- M32
- Code
- 270403EX
- Net weight
- 1.70KG
- EAN Code
- 8014950153077
- Gross Weight
- 1.89KG
- Corrosivity category
- Equivalent to C5(M)/C4(H) (ISO 12944)
- Storage room temperature MIN
- -50°C
- Surface finishing
- Non-toxic polyester paint anti UV curing in the oven
- Colour
- Black RAL 9005
- Terminals type
- Screw - indirect clamping
- Storage room temperature MAX
- +80°C
- Treatment type
- Fluorozirconic passivation
- Min conductor section
- 1mm²
- Rated insulation voltage
- 690 V
- Shock resistance
- 7J (IEC 60079-0)
- Frequency
- 50/60Hz
- IP Protection degree
- IP66
- Rated operating voltage
- 690V~
- Manufacturing material
- Marine aluminium alloy (EN 44300)
- Execution
- Wall mounting
- Type of protection
- None
- Insulation Class
- I
- Operating category
- AC-22A
- Dimensions
- 185X125X160 mm
- Depth
- -
- CAM layout
- 2
- Function Apparatus Control
- One way switches
- Standards and Directives
- EN IEC 63000:2018; EN 60079-15:2010; EN 60079-31:2014; EN 60079-7:2015; EN 60079-7:2015/A1:2018; EN IEC 60079-0:2018; EN IEC 60947-3:2021/AC:2021-11; EN IEC 60947-1:2021; EN IEC 60947-1:2021/AC:2023-01; EN IEC 60947-3:2021; 2014/34/EU (ATEX); 2011/65/EU (RoHS); 2012/19/EU (WEEE)
Engineering context
Identification and RFQ Guidance
What to include in your RFQ
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against Palazzoli 270403EX. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.