XB4BT845GEX

Product ID:34928
Updated: 2026/4/8
schneider XB4BT845GEX

Key Features

  • 1Ensure safety with ATEX/IECEx certification for explosive atmospheres. 2、Trigger immediate shutdown via a 40mm push-pull tripping action. 3、Enhance visibility and reliability with a robust 22mm red mushroom head. 4、Reduce maintenance costs through a durable latching mechanism design. 5、Simplify integration with compatibility for standard 22mm mounting holes.
Product Details
XB4BT845GEX
schneider

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Range of Product
Harmony XB4
Product or Component Type
Complete emergency stop push-button
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
trigger action and mechanical latching
Reset
Push-pull
Operator profile
Red mushroom Ø 40 mm
Contacts type and composition
1 NO + 1 NC
Width
1.8 in (46.2 mm)
Height
1.2 in (30 mm)
Depth
3.8 in (96.5 mm)
Net Weight
0.313 lb(US) (0.142 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
II 2 GD<br />Ex tb IIIC Db<br />Ex db eb IIC Gb
Shape of signaling unit head
Round
Contact operation
Slow-break
Contacts usage
Standard
Positive opening
With IEC 60947-5-1 appendix K
Mechanical durability
5000000 cycles
Connections - terminals
Screw clamp terminals, 2 x 1.5 mm² with cable end IEC 60947-1<br />Screw 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 60947-5-1<br />3 A 240 V, AC, A600 IEC 60947-5-1<br />6 A 120 V, AC, A600 IEC 60947-5-1<br />0.27 A 250 V, DC, Q300 IEC 60947-5-1<br />0.55 A 125 V, DC, Q300 IEC 60947-5-1<br />2.87 A 24 V, DC, Q300 IEC 60947-5-1
Protective treatment
TH
Ambient Air Temperature for Storage
-40…158 °F (-40…70 °C)
Ambient Air Temperature for Operation
-4…149 °F (-20…65 °C)
IP degree of protection
IP65 IEC 60529
Standards
IEC 60079-0:2009<br />EN/IEC 60079-1:2009<br />IEC 60079-7:2009<br />IEC 60079-31:2009<br />UL 60079-0<br />UL 60079-1<br />UL 60079-31<br />ANSI/ISA 12.12.01<br />CSA C22.2 No 213
Product Certifications
INERIS 04ATEX9004U

Specifications may be subject to change without notice