คอนแทคเตอร์,เบรกเกอร์,อินเวอร์เตอร์พลังงานแสงอาทิตย์,มิเตอร์ไฟฟ้า,แบตเตอรี่พลังงานแสงอาทิตย์
Basic Specifications
Model: NP2-BS542
พิมพ์: Mushroom Head Self-locking Emergency Stop Button
Head Size: φ40mm (40mm in diameter) red mushroom head
Mounting Hole Diameter: 22มม (standard industrial mounting hole)
Contact Configuration: 1เอ็นซี (Single Normally Closed)
ระดับการป้องกัน: IP40 (dust-proof, ป้องกันวัตถุแปลกปลอมที่เป็นของแข็ง)
Reset Method: Rotational reset (auto-pop after clockwise rotation)
With Indicator Light: เลขที่
Electrical Parameters
Rated Insulation Voltage: 600วี
จัดอันดับแรงดันไฟฟ้าที่ใช้งาน:
– เครื่องปรับอากาศ: 50/60Hz, max. 415วี
– ดี.ซี: max. 250วี
Rated Impulse Withstand Voltage: 6kV
Rated Operating Current: 4.5ก (resistive load)
ชีวิตเครื่องกล: ประมาณ 1,000,000 operations
ชีวิตไฟฟ้า: ประมาณ 100,000 – 500,000 operations (under different load conditions)
อุณหภูมิแวดล้อม: -20℃ ~ +55℃
Certification: CCC Certification
Structual Features
Mushroom Head Design: 40mm large size for quick operation in emergency situations
Self-locking Function: Locks when pressed, requiring manual rotational reset to prevent accidental recovery
วัสดุ: Red plastic head, metal base
Standard Interface: Adopts universal 22mm mounting hole diameter, compatible with various industrial control cabinets
สถานการณ์การใช้งาน
Machine Tool Equipment: Various machining centers, lathes, milling machines, ฯลฯ.
Packaging Machinery: Production line packaging equipment, carton sealing machines, ฯลฯ.
Conveying Equipment: Belt conveyors, hoists, ฯลฯ.
Elevator Control: Emergency stop device on elevator control panels
Automated Production Lines: Safety protection for various automated equipment
Other Industrial Equipment: Various machinery requiring emergency stop functionality
Installation and Operation Instructions
Installation Steps:
- Drill a 22mm round hole on the control cabinet panel
- Insert the button from the front of the panel
- Tighten the fixing nut (or side screws) from the back of the panel
- Connect the control wire: Connect the normally closed contact (เอ็นซี) of the button to the control circuit
Operation Methods:
Emergency Stop: Press the mushroom head, the button locks, the circuit disconnects, and the equipment stops running
Reset Operation: Rotate the button head clockwise (approximately 90 degrees), the button pops back automatically, and the circuit recovers
Selection Reference
Other models in the NP2 series emergency stop buttons are available for selection based on requirements:
NP2-BS544: 2เอ็นซี (Dual Normally Closed), higher safety, suitable for critical equipment
NP2-BS545: 1เลขที่ + 1เอ็นซี (One Normally Open + One Normally Closed), can control multiple circuits simultaneously
Keyed Version: NP2-BS542 + Key Box, requires a dedicated key for reset to prevent unauthorized recovery
การอ้างอิงราคา
– Unit Price: ประมาณ 6 – 10 หยวน
– Version with Protection Box or Key: ประมาณ 25 หยวน
สรุป
Chint NP2-BS542 is a standard industrial-grade emergency stop button, featuring a 40mm red mushroom head, 1NC normally closed contact, IP40 protection, and rotational reset function. It is suitable for the safety protection of various industrial equipment. As the “last line of defense” for equipment, it can quickly cut off the power supply in emergency situations to ensure the safety of personnel and equipment. For higher safety requirements, the dual normally closed (NP2-BS544) or keyed version can be considered.
บันทึก: The above parameters are derived from Chint’s official documents and industrial electrical platforms. Please refer to the product manual for specific use.
