New Original Schneider XB4BA42 XB4 modular red push button
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New Original Schneider XB4BA42 XB4 Modular Red Push Button
1. Product Overview
2. Main Functions
- Momentary Stop Signal Triggering
When manually pressed, the internal normally closed contact is opened to cut off the existing circuit signal; once the external pressing force is released, the built-in reset spring automatically rebounds the button head, and the contact restores its closed state. It is most commonly applied as stop buttons for three-phase motors, conveyors and automated production equipment.
- Control Circuit Logic Switching
It transmits manual operation signals to intermediate relays, contactor coils or PLC digital input terminals, realizing manual stop intervention, circuit interlock cut-off and emergency pause control of automatic operation programs.
- On-site Local Manual Control
It provides independent local manual stop operation separate from remote control modes, convenient for equipment trial operation, on-site debugging and quick manual shutdown during abnormal conditions.
- Modular Function Expansion Compatibility
It is fully compatible with all contact modules, contact holders and matching accessories of the XB4 series, allowing flexible expansion of multiple normally open or normally closed contacts to satisfy the design demands of complicated control circuits.
- Standardized Operation Identification
The red color complies with international electrical safety color regulations, which represents stop, shutdown and deactivation functions, helping operators quickly distinguish operation types and realize standardized site management.
3. Technical Features
Core Electrical & Performance Specification Table
| Specification Item | Technical Parameter |
|---|---|
| Complete Model Number | XB4BA42 |
| Product Series | Schneider Harmony XB4 Modular Control Components |
| Actuator Style | Flush round head, non-illuminated, unmarked |
| Actuator Color | Red |
| Operation Mode | Spring return (momentary type) |
| Internal Contact Configuration | 1 Normally Closed (1NC), slow-break structure |
| Terminal Identification | Terminals 21-22 for NC contact |
| Rated Insulation Voltage (Ui) | 600 V |
| Rated Impulse Withstand Voltage (Uimp) | 6 kV |
| AC Rated Operating Current (AC-15) | 6 A at 120 V AC; 3 A at 240 V AC |
| DC Rated Operating Current | 0.55 A at 125 V DC |
| Mechanical Service Life | 10,000,000 operation cycles |
| Electrical Service Life | 1,000,000 operation cycles under rated load |
| Ingress Protection Rating | IP66, IP67, IP69K |
| Mechanical Impact Resistance Grade | IK06 |
| Operating Ambient Temperature | -40 °C ~ +70 °C |
| Storage Temperature Range | -45 °C ~ +85 °C |
| Standard Panel Mount Hole Diameter | 22 mm |
| Wiring Terminal Form | Screw clamping terminal |
| Applicable Wire Cross-section | 0.22 ~ 2.5 mm² single solid wire; maximum 2 × 1.5 mm² wires with wire ferrules |
| Conforming Standards | IEC 60947-1, IEC 60947-5-1 |
Structural and Performance Advantages
- High-strength Anti-corrosion Metal Frame Structure
The chrome-plated bezel matched with zinc alloy locking sleeve possesses outstanding wear resistance, scratch resistance and rust-proof property, adapting to dusty, humid and corrosive workshop industrial environments.
- High-stability Silver Alloy Contact System
Adopting silver-nickel alloy contact tips, it effectively resists electric arc ablation and oxidation after frequent switching, keeping consistent contact resistance for long-term operation and preventing signal disconnection caused by poor contact.
- Multi-layer Sealing Waterproof and Dustproof Design
Multi-channel internal sealing structure achieves high IP protection grades, effectively blocking dust intrusion and splashing water infiltration, and tolerates high-pressure water washing cleaning on equipment surfaces.
- Simple and Efficient Panel Installation Structure
It only needs one locking nut for front panel installation and disassembly, without special tools, simplifying on-site replacement and maintenance work.
- Anti-loosening Vibration-resistant Wiring Terminals
Anti-loose screw terminal design prevents wire loosening under long-term mechanical vibration, ensuring reliable and stable wiring connection.
- Universal XB4 Modular Interface
The unified assembly interface can freely match additional contact blocks, contact bases and locking accessories, supporting customized circuit expansion schemes according to actual control requirements.
4. Product Dimensions and Weight
Dimension Specification Table (Unit: mm)
| Dimension Description | Size Value |
|---|---|
| Overall Width | 30 |
| Overall Height | 47 |
| Rear Protruding Depth after Panel Installation | 52 |
| Overall Outer Dimension | 30 (W) × 47 (H) × 52 (D) |
Weight Information
- Net weight of single piece: approximately 80 grams
- Gross weight with individual retail package: approximately 92 grams
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