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Palazzoli 290403EX Palazzoli 290403EX — Isolator switches thermosetting GRP for wall-mounting 50-60Hz IP66 zone 2 (GAS) and 21-22 (DUST)
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Palazzoli

290403EX

Palazzoli 290403EX — Isolator switches thermosetting GRP for wall-mounting 50-60Hz IP66 zone 2 (GAS) and 21-22 (DUST)

The Palazzoli 290403EX is a 3P, 40A wall-mounting isolator switch constructed from black RAL 9005 thermosetting GRP with an IP66 protection degree, operating at 50-60Hz with a rated insulation and operating voltage of 690V. This execution features screw-type indirect clamping terminals, an M32 hole type, a 4J shock resistance under IEC 60079-0, a minimum conductor section of 1mm², and storage temperature limits between -50°C and +80°C for Zone 2 gas and Zone 21-22 dust hazardous environments. With a net weight of 1.57KG and gross weight of 1.97KG, this unit carries EAN code 8014950153220 within the thermosetting GRP wall-mounting isolator switch family. Submit the exact part number, quantity, and application requirements for a formal quote.

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Manufacturer
Palazzoli
Part number
290403EX
Product series
Isolator switches thermosetting GRP 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 290403EX.
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 thermosetting GRP for wall-mounting 50-60Hz IP66 zone 2 (GAS) and 21-22 (DUST)
Rated current
40A
Poles
3P
Hole type
M32
Code
290403EX
Net weight
1.57KG
EAN Code
8014950153220
Gross Weight
1.97KG
Terminals type
Screw - indirect clamping
Colour
Black RAL 9005
Storage room temperature MAX
+80°C
Min conductor section
1mm²
Storage room temperature MIN
-50°C
Rated insulation voltage
690 V
Shock resistance
4J (IEC 60079-0)
Frequency
50/60Hz
IP Protection degree
IP66
Rated operating voltage
690V~
Manufacturing material
Palazzoli Thermosetting GRP
Execution
Wall mounting
Type of protection
None
Insulation Class
II
Operating category
AC-22A
Dimensions
185X125X167 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

Confirm the exact configuration

Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

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 290403EX. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.