New Original Schneider XB4BA31 XB4 modular green push button
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. Product Overview
2. Main Functions
- Momentary Start Signal Triggering
When the button is manually pressed, the internal normally open contact closes to output switch-on signal; after releasing external force, the built-in spring automatically resets the actuator, and the contact returns to open state. It is commonly used as main start button for motors, conveyors and automated equipment.
- Control Circuit Logic Switching
Transmits manual operation signals to intermediate relays, contactor coils or PLC digital input terminals to realize manual intervention, program triggering and sequential logic control of automatic systems.
- Local Manual Operation Control
Provides on-site manual operation mode independent of remote control, facilitating equipment commissioning, trial run and emergency local start operation on production sites.
- Modular Combination Expansion
Compatible with full range of XB4 series contact modules, contact holders and auxiliary accessories, allowing flexible expansion of multiple normally open / normally closed contacts according to complex control circuit requirements.
- Clear Operation Identification
Standard green color conforms to international electrical safety color specification, representing start and enable function for easy operator recognition and standardized operation management.
3. Technical Features
Core Electrical & Performance Specification Table
| Specification Item | Detailed Parameter |
|---|---|
| Full Model Number | XB4BA31 |
| Product Series | Schneider Harmony XB4 Modular Control Unit |
| Actuator Type | Flush round, unmarked, non-illuminated |
| Actuator Color | Green |
| Operation Mode | Spring return (momentary) |
| Contact Configuration | 1 Normally Open (1NO), slow-break type |
| Terminal Marking | Terminal 13-14 for NO contact |
| Rated Insulation Voltage (Ui) | 600 V |
| Rated Impulse Withstand Voltage (Uimp) | 6 kV |
| AC Rated Current (AC-15) | 6 A @ 120 V; 3 A @ 240 V |
| DC Rated Current | 0.55 A @ 125 V DC |
| Mechanical Endurance | 10,000,000 operating cycles |
| Electrical Endurance | 1,000,000 operating cycles under rated load |
| Ingress Protection Grade | IP66, IP67, IP69K |
| Mechanical Impact Resistance | IK06 |
| Operating Ambient Temperature | -40 °C ~ +70 °C |
| Storage Temperature Range | -45 °C ~ +85 °C |
| Panel Mounting Hole Diameter | 22 mm standard |
| Wiring Terminal Type | Screw clamp terminal |
| Applicable Wire Cross Section | 0.22 ~ 2.5 mm² single wire; max 2×1.5 mm² wire with ferrule |
| Compliance Standards | IEC 60947-1, IEC 60947-5-1 |
Structural & Design Advantages
- High-Strength Metal Outer Structure
Chromium-plated anti-corrosion bezel paired with Zamak fixing collar provides excellent wear resistance, scratch resistance and anti-rust performance, suitable for workshop, humid and dust-prone industrial environments.
- Silver Alloy Contact System
Ag/Ni silver alloy contacts effectively resist arc ablation and oxidation, maintaining stable contact resistance after frequent long-term switching, avoiding signal interruption caused by poor contact.
- High Water & Dust Protection Performance
Multi-layer sealing structure realizes IP66/IP67/IP69K protection grade, resistant to splashing water, dust invasion and high-pressure water flushing cleaning on equipment surfaces.
- Simple & Reliable Panel Installation
Single locking nut fastening design for quick front-panel mounting and disassembly, no complex tools required for on-site replacement and maintenance.
- Anti-Vibration Wiring Terminals
Anti-loosening screw terminal structure prevents wire loosening under equipment vibration, ensuring reliable long-term wiring connection.
- Universal Modular Compatibility
Standard XB4 series interface supports free matching with extra contact blocks, contact bases and locking accessories for customized circuit design.
4. Product Dimensions and Weight
Overall Dimension Table (Unit: mm)
| Dimension Description | Dimension Value |
|---|---|
| Overall Width | 30 |
| Overall Height | 47 |
| Overall Mounting Depth (Panel Rear Protrusion) | 52 |
| Complete Outer Dimension | 30 (W) × 47 (H) × 52 (D) |
Weight Parameters
- Single unit net weight: approximately 80 grams
- Single unit gross weight with individual packaging: approximately 92 grams
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