Schneider Electric Harmony XB4 Red Ø40 Emergency Stop Switching Off Ø22 Trigger Latching Turn Release 2NC XB4BS8444
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Brand : Schneider Electric
Type : Emergency Stop Pushbutton
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Description
Schneider Electric XB4BS8444 Red Ø40 Emergency Stop operates with a latched-turn-to-release mechanism. It has a metal bezel. This emergency stop/off button, also called EMS (Emergency Machine Stop) and EMO (Emergency Off), installs easily into standard 22mm diameter cutouts and connects with simple screw terminal connections.
It is clearly visible from a distance thanks to its light color and distinctive 40mm mushroom shape. Thanks to IP66 / IP67 / IP69 / IP69K, it is shock, dust, water and vibration proof, making it ideal for use in harsh environments.
Features
- Wide modular range to suit machines and operator safety.
- Designed to fit in a 22mm cut-out or Harmony XAPK control station ensuring compatibility with pre-existing machinery.
- Ergonomic design for emergency actuation in several environments
- Large set of accessories : circular legends, illuminated legend rings for harsh environments.
- Wide range of operating temperature from -40 to +70 °C/-40 to +158 °F
| Brand | Schneider Electric |
| Item Name | Emergency Stop Push-Button |
| Model | XB4BS8444 |
| Conventional Free Air Thermal Current | 10 A conforming to EN/IEC 60947-5-1 |
| Rated Insulation Voltage | 600 V (pollution degree 3) conforming to EN 60947-1 |
| Rated Impulse Withstand Voltage | 6 kV conforming to EN 60947-1 |
| Bezel Material | Chromium plated metal |
| Cap/Operator Or Lens Color | Red |
| Compatibility Code | XB4 |
| Connections - Terminals | Screw clamp terminals, <= 2 x 1.5 mm² with cable end conforming to EN 60947-1, screw clamp terminals, >= 1 x 0.22 mm² without cable end conforming to EN 60947-1 |
| Contact Operation | Slow-break |
| Contacts Material | Silver alloy (Ag/Ni) |
| Depth | 82 mm |
| Electrical Reliability | λ < 10exp(-6) at 5 V and 1 mA in clean environment conforming to EN/IEC 60947-5-4, λ < 10exp(-8) at 17 V and 5 mA in clean environment conforming to EN/IEC 60947-5-4 |
| Fixing Collar Material | Plastic |
| Height | 47 mm |
| IK Degree Of Protection | IK03 conforming to IEC 50102 |
| IP Degree Of Protection | IP66 conforming to IEC 60529, IP67, IP69, IP69K |
| Marking | Unmarked |
| Mechanical Durability | 300000 cycles |
| Mounting Diameter | 22 mm |
| Operator Profile | Red Mushroom Ø 40 mm, unmarked |
| Overvoltage Category | Class II conforming to IEC 60536 |
| Certifications | LROS (Lloyds register of shipping), BV, GL, DNV, CSA, UL listed |
| Positive Opening | With conforming to EN/IEC 60947-5-1 appendix K |
| Protective Treatment | TH |
| Range Of Product | Harmony XB4 |
| Reset | Turn To Release |
| Sale Per Indivisible Quantity | 1 |
| Shape of Signaling Unit Head | Round |
| Shape Of Screw Head | Cross compatible with Philips no 1 screwdriver, cross compatible with pozidriv No 1 screwdriver, slotted compatible with flat Ø 4 mm screwdriver, slotted compatible with flat Ø 5.5 mm screwdriver |
| Shock Resistance | 30 gn (duration = 18 ms) for half sine wave acceleration conforming to IEC 60068-2-27, 50 gn (duration = 11 ms) for half sine wave acceleration conforming to IEC 60068-2-27 |
| Short-Circuit Protection | 10 A cartridge fuse type gG conforming to EN/IEC 60947-5-1 |
| Terminals Description ISO n°1 | (21-22)NC |
| Tightening Torque | 0.8-1.2 N.m conforming to EN 60947-1 |
| Type of Operator | Trigger Action and mechanical latching |
| Width | 40 mm |
| NEMA Degree Of Protection | NEMA 13, NEMA 4X |
| Group Of Product | Emergency stop turn to release |
| Customizable | 0 |
| Head Type | Standard |
| Resistance To High Pressure Washer | 7000000 Pa at 55 °C, distance : 0.1 m |
| Contacts Usage | Standard contacts |
| Operating Travel | 1.5 mm (NC changing electrical state), 4.3 mm (total travel) |
| Vibration Resistance | 5 gn (f= 2-500 Hz) conforming to IEC 60068-2-6 |
| Ambient Air Temperature For Operation | -40-70 °C |
| Ambient Air Temperature For Storage | -40-70 °C |
| Standards | JIS C8201-5-1, IEC 60364-5-53, UL 508, EN/IEC 60947-5-1, CSA C22.2 No 14, EN/ISO 13850, EN/IEC 60947-5-5, EN/IEC 60947-1, EN/IEC 60204-1, EN/IEC 60947-5-4, JIS C8201-1 |
| Rated Operational Current | 3 A at 240 V, AC-15, A600 conforming to EN/IEC 60947-5-1, 6 A at 120 V, AC-15, A600 conforming to EN/IEC 60947-5-1, 0.1 A at 600 V, DC-13, Q600 conforming to EN/IEC 60947-5-1, 0.27 A at 250 V, DC-13, Q600 conforming to EN/IEC 60947-5-1, 0.55 A at 125 V, DC-13, Q600 conforming to EN/IEC 60947-5-1, 1.2 A at 600 V, AC-15, A600 conforming to EN/IEC 60947-5-1 |
| Electrical Durability | 1000000 cycles, AC-15, 2 A at 230 V, operating rate <3600 cyc/h, load factor: 0.5 conforming to EN/IEC 60947-5-1 appendix C, 1000000 cycles, AC-15, 3 A at 120 V, operating rate <3600 cyc/h, load factor: 0.5 conforming to EN/IEC 60947-5-1 appendix C, 1000000 cycles, AC-15, 4 A at 24 V, operating rate <3600 cyc/h, load factor: 0.5 conforming to EN/IEC 60947-5-1 appendix C, 1000000 cycles, DC-13, 0.2 A at 110 V, operating rate <3600 cyc/h, load factor: 0.5 conforming to EN/IEC 60947-5-1 appendix C, 1000000 cycles, DC-13, 0.5 A at 24 V, operating rate <3600 cyc/h, load factor: 0.5 conforming to EN/IEC 60947-5-1 appendix C |
| Device Presentation | Complete Product |
| Electrical Shock Protection Class | Class I conforming to IEC 60536 |
| Weight | 0.13 kg |
