Schneider Electric's XB4BG33GEX is a 3-position key selector switch designed for explosive atmospheres, ensuring safety and reliability in hazardous environments.
Product ModelXB4BG33GEX
Product ID35502
Stock on Request
Last updated: 8/29/2026
Key Features
1
FeatureDesigned for explosive atmospheres to ensure safety and reliability.
2
Feature3-position key selector switch for precise control.
3
FeatureIdeal for hazardous environments where safety is paramount.
4
FeatureCompliant with industry standards for explosive atmospheres.
5
FeatureDurable and reliable construction for long-lasting performance.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Range of Product
Harmony XB4
Product or Component Type
Complete selector switch
Device short name
XB4
Bezel material
Chromium plated metal
Fixing collar material
Zamak
Mounting diameter
0.9 in (22 mm)
Sale per indivisible quantity
1
Dust zone
Zone 21 - 22
Gas zone
Zone 1 - 2
Type of operator
stay put
Operator profile
key switch
Key number
455
Contacts type and composition
2 NO
Width
1.8 in (46.2 mm)
Height
1.2 in (30 mm)
Depth
4.3 in (110 mm)
Net Weight
0.390 lb(US) (0.177 kg)
Device mounting
Fixing hole 0.9 in (22.5 mm) +/- 0.2 mm IEC 60947-1
Fixing center
>= 30 x 40 mm support panel) 0.04...0.2 in (1...6 mm)
Embedding Depth
2.3 in (58 mm)
marking
Ex db eb IIC GbII 2 GDEx tb IIIC Db
Shape of signaling unit head
Round
Operator position information
3 positions +/- 45°
Key withdrawal position
Center
Contact operation
Slow-break
Contacts usage
Standard contacts
Positive opening
Without
Mechanical durability
5000000 cycles
Connections - terminals
Screw clamp terminals, 2 x 1.5 mm² with cable end IEC 60947-1Screw clamp terminals, 1 x 2.5 mm² without cable end IEC 60947-1
Tightening torque
7.08...10.6 lbf.in (0.8...1.2 N.m) IEC 60947-1
[Ith] conventional free air thermal current
10 A IEC 60947-5-1
[Ui] rated insulation voltage
415 V
[Ie] rated operational current
1.9 A 380 V, AC, A600 IEC 60947-5-13 A 240 V, AC, A600 IEC 60947-5-16 A 120 V, AC, A600 IEC 60947-5-10.27 A 250 V, DC, Q300 IEC 60947-5-10.55 A 125 V, DC, Q300 IEC 60947-5-12.87 A 24 V, DC, Q300 IEC 60947-5-1
