Schneider Electric Harmony Emergency Stop Push Button Panel Mount, 22mm Cutout
- RS Stock No.:
- 3309388
- Mfr. Prt No.:
- ZB4BS844
- Brand:
- Schneider Electric
Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
EU Directives 2011/65/EU and 2015/863 restrict the use of the 10 substances below in the manufacture of specified types of electrical equipment.
Whilst this restriction does not legally apply to components, it is recognised that component “compliance” is relevant to many customers.
RS definition of RoHS Compliance:
- The product does not contain any of the restricted substances in concentrations and applications banned by the Directive,
- and for components, the product is capable of being worked on at the higher temperatures required by lead–free soldering
The restricted substances and maximum allowed concentrations in the homogenous material are, by weight:
| Substance | Concentration |
| Lead | 0.1% |
| Mercury | 0.1% |
| PBB (Polybrominated Biphenyls) | 0.1% |
| PBDE ( Polybrominated Diphenyl Ethers) | 0.1% |
| Hexavalent Chromium | 0.1% |
| Cadmium | 0.01% |
| DEHP (Bis (2-Ethylhexl) phthalate) | 0.1% |
| BBP (Benzyl butyl phthalate) | 0.1% |
| DBP (Dibutyl phthalate) | 0.1% |
| DIBP (Diisobutyl phthalate) | 0.1% |
The supplier of the item listed below has informed RS Components that the product is "RoHS Compliant".
RS Components has taken all reasonable steps to confirm this statement. Information relates only to products sold on or after the date of this certificate.
| RS stock number | 3309388 |
| Product description | Schneider Electric Harmony Emergency Stop Push Button Panel Mount, 22mm Cutout |
| Manufacturer / Brand | Schneider Electric |
| Manufacturer part number | ZB4BS844 |
RS Components Ltd, Birchington Road, Corby, Northants, NN17 9RS, UK
Statement of Conformity
This statement confirms that the product detailed below complies with the specifications currently published in the RS media and has been subject to the strict quality conditions imposed by RS Components’ internal management systems. Furthermore and where applicable, it confirms that all relevant semiconductor devices have been handled and packed under conditions that meet the administrative and technical requirements of ANSI/ESD S20.20 and EN61340-5-1 electrostatics control standards.
| RS stock number | 3309388 |
| Product description | Schneider Electric Harmony Emergency Stop Push Button Panel Mount, 22mm Cutout |
| Manufacturer / Brand | Schneider Electric |
| Manufacturer part number | ZB4BS844 |
The foregoing information relates to product sold on, or after, the date shown below.
RS COMPONENTS
| Date | Dec 16, 2024 |
RS Components Pte Ltd Robinson Road, P.O. Box 1582, Singapore 903132
Country of Origin: CZ
Product Details
Schneider Electric Emergency Stop Push Button Switch - Harmony ZB4-B Series
Introducing the Harmony ZB4-B series of push button switch from Schneider Electric. This particular e-stop button has a snap-fit assembly which is tightened with a single screw, providing you with easy to secure mounting.
Harmony ZB4-B series from Schneider meets the most demanding international standards and approvals, such as EN/IEC 60204-1 and EN/ISO & Machinery Directive 2006/42/EC.
Note: All heads require a body/fixing collar and contact bodies.
Features and Benefits
• Easy mountable, using a single installer (Self-maintaining of the head in its cut-out).
• Clip-together component system (head, body, contact blocks).
• Chromium plated metal, durable and easy to recycle
• The switch has great resistance to electric shock, conforming to the machine safety standards of the IEC (Class 1)
• Single locking screw, making the button easy to mount, reliable and secure.
• Mushroom head push button switch, red unmarked for clear visibility. Easily resettable with turn-to-release.
• IP65, IP69K, IP67, IP66, NEMA 4, NEMA 4X, NEMA 12 & NEMA 13 dust and damp proofing as standard - ensuring reliability in harsh environments. Greater resistance to chemicals and/or double electrical insulation.
• Compact in nature perfect for confined spaces where E-stops are critical for dangerous machinery.
• Turn to release easily resettable control where the unit has been alerted and activated for easier Start-Stop operations.
• Schneider Green Premium product as standard across the XALK Emergency Stop Button range.
• 18-month manufacturer warranty with Schneider
Applications
• Energy infrastructure industries (control panels, machinery operation, packaging)
• Food and Beverage industries (restaurants, kitchens - IP66 waterproofing is perfect for wash-down procedures)
• Water and Waste Water management systems (control panels, machinery operation, packaging)
• Metal, Mining and Minerals industries (material handling, pumping/working)
• Oil and Gas industries (pumping control panels, dangerous machinery)
Specifications
| Attribute | Value |
| Brand | Schneider Electric |
| Series | Harmony |
| Colour | Red |
| IP Rating | IP66, IP69, IP69K |
| Range | Harmony |
| Head Diameter | 40 mm |
| Cutout Diameter | 22 mm |
| Reset Method | Twist to Reset |
| Depth | 57 mm |
| Push Button Material | Plastic |
| Supply Voltage | 600 V ac, 600 V dc |
| Width | 40 mm |
| Head Style | Mushroom |
| Mounting Type | Panel Mount |
| Voltage Rating | 600 V ac, 600 V dc |
| Supply Current | 550 (dc) mA, 6 (ac) A |
| Illuminated | No |
