Schneider Electric · Harmony XB4 시리즈

XB4BW33B5

현행 제품
UL CSA CE

22mm Complete Green Illuminated 24V 1NO+1NC

부품 번호: B - W - 3
Schneider Electric Harmony XB4 시리즈 Introduced circa 2003

Schneider XB4 complete illuminated green with dual contacts.

일반적인 용도

The premium complete illuminated start button. Green LED + 1NO + 1NC pre-assembled. The 1NO energizes the motor, the 1NC provides start-pressed feedback to the PLC. One part number, zero assembly. The most specified complete illuminated button in Europe.

사양 목록

Certifications
UL, CSA, CE
Color
Green
Contact Configuration
1NO+1NC
Cutout Diameter
22mm
Illumination
Illuminated
IP Rating
IP66
LED Voltage
24V AC/DC
Material
Metal

설치 빠른 참조

Panel cutout: 22mm. Insert from the front of the panel, secure with mounting nut from behind (tighten to 2-3 Nm).

Contact block: Snap or screw the contact block onto the rear of the button body. Ensure the contact block orientation matches the wiring diagram — NO terminals are usually marked.

Wiring: Use 0.5-2.5mm² stranded wire with ferrules. Tighten screw terminals to 0.8 Nm. Test the button function before energizing the circuit.

외형 치수

Front 22mm cutout panel hole diameter Side panel contact ~45mm depth

배선도

11 12 NO 21 22 NC

문제 해결

Button doesn't respond when pressed

Check the contact block first — it's the most common failure point. Test continuity across the NO or NC terminals with a multimeter. If no click is felt, the return spring in the head may be broken.

Works intermittently

Contact block contacts are pitted or burned. Replace the contact block — don't try to file the contacts. Check if the rated cycle count has been exceeded.

Button feels mushy or doesn't click

The spring return mechanism in the button head is worn. Replace the head. The contact block can usually be reused if it tests OK.

주요 사양

Certifications
UL, CSA, CE
Color
Green
Contact Configuration
1NO+1NC
Cutout Diameter
22mm
Illumination
Illuminated

사용자 후기

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“The premium complete illuminated start button. Green LED + 1NO + 1NC pre-assembled. The 1NO energizes the motor, the 1NC provides start-pressed feedback to the PLC. One part number, zero assembly. The”

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