SchneiderPushbuttons, Switches, Pilot Lights, Control Stations and Joysticks

XB4BP51GEX

Name: XB4BP51GEX
Brand: Schneider
SKU: XB4BP51GEX

The XB4BP51GEX is a complete push button switch designed for explosive atmospheres, offering reliable operation and safety.

Product ModelXB4BP51GEX

Product ID35318

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
FeatureDesigned for explosive atmospheres, ensuring safety and reliability.
2
FeatureCompact and durable design with a fixing hole of 0.9 in (22.5 mm) +/- 0.2 mm.
3
FeatureMeets IEC 60947-1 standards for device mounting.
4
FeatureIdeal for applications requiring high safety standards.
5
FeatureCompact size with a fixing center support of >= 30 x 40 mm.

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 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

Dust zone

Zone 21 - 22

Gas zone

Zone 1 - 2

Type of operator

spring return

Operator profile

Yellow projecting

Operator additional information

Booted (clear silicon)

Contacts type and composition

1 NO

Width

1.8 in (46.2 mm)

Height

1.2 in (30 mm)

Depth

2.8 in (72 mm)

Net Weight

0.240 lb(US) (0.109 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

Contact operation

Slow-break

Positive opening

Without

Operating travel

0.065 in (1.657 mm) engagement point)0.182 in (4.622 mm) changing state point)0.175 in (4.452 mm) total travel)

Operating force

3.962 N

Mechanical durability

5000000 cycles

Connections - terminals

Screw clamp terminals, 2 x 1.5 mmÂ² with cable end IEC 60947-1Screw clamp terminals, 1 x 2.5 mmÂ² 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

Protective treatment

Ambient Air Temperature for Storage

-40...158 °F (-40...70 °C)

Ambient Air Temperature for Operation

-4...167 °F (-20...75 °C)

IP degree of protection

IP66 IEC 60529

Standards

IEC 60079-0:2009EN/IEC 60079-1:2009IEC 60079-7:2009IEC 60079-31:2009UL 60079-0UL 60079-1UL 60079-31ANSI/ISA 12.12.01CSA C22.2 No 213

Product Certifications

INERIS 04ATEX9004U