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Specification & Description
| Specification | Description |
|---|---|
| Part Number | ZB4BG27 |
| Manufacturer | Schneider |
| Product Range | Harmony XB4 |
| Product Type | Head for key selector switch |
| Bezel Material | Black metal |
| Mounting Diameter | 22 mm |
| Head Type | Standard |
| Sale per Indivisible Quantity | 1 |
| Shape of Signalling Unit Head | Round |
| Operator Profile | Black key switch |
| Type of Operator | Stay put |
| Operator Position Information | 2 positions 90° |
| Type of Keylock | Ronis 455 |
| Key Withdrawal Position | Left |
| CAD Overall Width | 29 mm |
| CAD Overall Height | 29 mm |
| CAD Overall Depth | 72 mm |
| Net Weight | 0.098 kg |
| Mechanical Durability | 1,000,000 cycles |
| Electrical Composition Code | C3, C4, C5, C6, C7, C8, C11, C15 (varies based on contact block configuration) |
| IP Degree of Protection | IP66, IP67, IP69, IP69K |
| NEMA Degree of Protection | NEMA 13, NEMA 4X |
| Ambient Air Temperature for Operation | -40…70 °C |
| Ambient Air Temperature for Storage | -40…70 °C |
| Overvoltage Category | Class I according to IEC 60536 |
The Schneider ZB4BG27 is a robust and versatile head for a key selector switch, designed to integrate seamlessly into a wide range of industrial control systems. This component is part of the Harmony XB4 series, renowned for its reliability and ease of use in demanding environments.
Crafted with a black metal bezel and a round operator profile, the ZB4BG27 features a stay-put operator type with a black key switch that provides tactile feedback for precise control. The switch operates in 2 positions at 90 degrees, offering clear and decisive actuation for critical operations. The keylock type is Ronis 455, and the key can be withdrawn in the left position, ensuring secure and authorised access to the system's controls.
With a mounting diameter of 22 mm, this key selector switch head is designed for standard panel cut-outs, making it a straightforward choice for both new installations and upgrades to existing systems. The unit's CAD dimensions are 29 mm in width and height, with a depth of 72 mm, and it has a net weight of 0.098 kg, ensuring it doesn't add significant bulk to control panels.
The ZB4BG27 is engineered to withstand harsh conditions, boasting resistance to high-pressure washers up to 7000000 Pa at 55°C, and mechanical durability of 1 million cycles, highlighting its capacity for long-term use. It also meets international standards for overvoltage protection and is rated for IP66, IP67, IP69, and IP69K, as well as NEMA 13 and NEMA 4X, which certifies its resistance to dust, water, and corrosion, making it suitable for a wide range of industrial settings.
This key selector switch head is a Green Premium product, reflecting Schneider Electric's commitment to sustainable development. It complies proactively with the EU RoHS directive, ensuring it is free from hazardous materials and is designed with environmental impact in mind.
The ZB4BG27 is a reliable choice for industrial operators seeking a durable and secure control mechanism. Its robust construction, combined with high protection ratings, makes it an ideal solution for applications where precision and longevity are paramount.
Commonly Asked Questions
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Frequently Asked Questions
What type of operator does this selector switch have?
The selector switch features a black key switch operator that is maintained, meaning it stays in the selected position until manually changed.
Can you describe the bezel material and colour?
The bezel of the selector switch is made of black metal, providing a robust and durable finish suitable for various industrial environments.
What is the mounting diameter for this component?
The component is designed for a mounting diameter of 22 mm, which is a standard size for pushbuttons and selector switches in industrial applications.
What are the key withdrawal and operator positions for this switch?
The key can be withdrawn in the left position, and the operator has 2 positions at 90 degrees.
What is the IP degree of protection for this selector switch?
This selector switch is rated at IP66, IP67, and IP69K, indicating a high level of protection against dust, water, and high-pressure washdowns.
What is the NEMA degree of protection for this product?
The product has a NEMA degree of protection of 13 and 4X, ensuring it is suitable for use in environments requiring high standards of enclosure integrity.
What is the mechanical durability of this selector switch?
The mechanical durability of the selector switch is rated at 1,000,000 cycles, highlighting its capability to withstand repetitive operations over time.
What are the ambient temperature ranges for storage and operation?
The ambient air temperature range for both storage and operation is between -40 to 158 degrees Fahrenheit (-40 to 70 degrees Celsius).
What type of keylock does the selector switch use?
The selector switch uses a Ronis 455 keylock, which is a common and secure locking mechanism in industrial controls.
How many contact blocks can be mounted with this selector switch?
The ZB4BG27 allows for the mounting of up to 6 contact blocks, providing flexibility for various electrical composition configurations.
Part conditions explained
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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.
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New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.
Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.
Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.
