Description
Schneider ZB4BK1443 Head for illuminated selector switch, Harmony XB4, universal LED, red handle, 22mm, 2 positions, spring return
This Harmony XB4, Emergency stop 40mm mushroom red button head operates with a latched key-to-release (key no.455) mechanism. This emergency stop / shutdown button head, is easily combined with contact blocks and installed into standard 22mm diameter cut-outs and connected with simple screw-clamp connections. It is clearly distinguishable visually at a distance thanks to a clear color and a prominent 40mm mushroom shape. It is impact resistant, dust resistant, water resistant and vibration resistant thanks to its IP66 / IP67 / IP69 / IP69K. It has a metal bezel, this makes it Ideal for applications requiring high impact and vibration resistance. It is designed to fit in a standard 22mm cutout, ensuring compatibility when installing in pre-existing machinery. Secure machine and system operation with a key, only available to authorized operators. Its wide range of operating temperatures from -40°C to 70°C allows versatility in usage of product.
Technical Specifications
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Number of Contacts Blocks | 4 |
Ambient air temperature for operation | -40-70 °C |
NEMA Rating | NEMA 1/2/3/4/4X/13 |
Supplier ref | ZB4BS944 |
Supplier Code | ZB4BS944 |
Ambient air temperature for storage | -40-70 °C |
Head Type | standard |
Mounting diameter | 22.5mm |
Operator profile | red mushroom Ø 40mm- unmarked |
Reset | key release |
Key Number | 455 |
Vibration resistance | 5 gn (f= 2-500 Hz) conforming to IEC 60068-2-6 |
Type of operator | trigger action and mechanical latching |
Shock resistance | 30 gn (duration = 18 ms) for half sine wave acceleration conforming to IEC 60068-2-27 |
IP degree of protection | IP67 |
Range | Harmony XB4 |
Weight | 0.098 kg |
Shape of signaling unit head | round |
Item Name | Mushroom Button Head |
CAD overall width | 40mm |
Electrical shock protection class | class I conforming to IEC 61140 |
Main group | E-stop |
Device presentation | basic element |
Bezel Material | chromium plated metal |
Protective treatment | TH |
CAD overall height | 40mm |
Type of keylock | key 455 |
Standard | RoHS, CE, CSA LR44087 Class 3211 03, UL E164353 CCN NKCR |
CAD overall depth | 79mm |
Cap/operator or lens colour | red |
Colour | Red |
Group of product | emergency stop key release |
Mechanical durability | 300000 cycles |
Degree of Protection | IP66 |
UNSPCS | 39122216 |
Key withdrawal position | center |
Sale per indivisible quantity | 1 |
Diameter | 22 mm |
NEMA degree of protection | NEMA 4 |
Customizable | 0 |
Device short name | ZB4 |
Compatibility code | ZB4 |
Operator Type | Non-Illuminated |
Marking | unmarked |
Button Type | 40 mm Knob |
Standards | ISO 13850 |
Brand Name | Schneider Electric |
Product certifications | CSA |
Electrical composition code | C10 for <4 contacts using single and double blocks in front mounting |
IP Rating | IP66 |
Resistance to high pressure washer | 7000000 Pa at 55 °C- distance : 0.1 m |
Operator Action | Key Release |
Net weight | 0.098 kg |
IK degree of protection | IK03 conforming to IEC 50102 |
Product or component type | head for emergency switching off push-button |
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