XB4BS8446
Product ID:34919
Updated: 2026/4/8
Key Features
- 1Ensure instant safety shutdown with high-performance power distribution. 2、Rely on a compact and durable design for long-lasting reliability. 3、Simplify integration with easy installation and minimal setup. 4、Protect systems with enhanced safety features like overcurrent protection. 5、Connect seamlessly with a wide range of industrial equipment.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Range of Product | Harmony XB4 | Product or Component Type | Emergency switching off push-button<br />Emergency stop push-button |
| Device short name | XB4 | Bezel material | Chromium plated metal |
| Fixing collar material | Zamak | Mounting diameter | 0.9 in (22.5 mm) |
| Sale per indivisible quantity | 1 | Shape of signaling unit head | Round |
| Type of operator | trigger action and mechanical latching | Head type | Standard |
| Reset | Turn to release | Operator profile | Red mushroom Ø 40 mm, unmarked |
| Contact operation | Slow-break | Connections - terminals | Screw clamp terminals, <= 2 x 1.5 mm² with cable end IEC 60947-1<br />Screw clamp terminals, >= 1 x 0.34 mm² without cable end IEC 60947-1 |
| Height | 1.9 in (47 mm) | Width | 1.6 in (40 mm) |
| Depth | 3.3 in (85 mm) | Net Weight | 0.258 lb(US) (0.117 kg) |
| Device mounting | Fixing hole 0.9 in (22.5 mm) +/- 0.2 mm | Fixing mode | By fixing collar 8.9 lbf.in (1 N.m) +/- 0.2 N.m) |
| Contacts usage | Monitoring contact | Positive opening | With IEC 60947-5-1 appendix K |
| Operating travel | 0.06 in (1.5 mm) NC changing electrical state)<br />0.2 in (4.3 mm) total travel) | Operating force | 47 N |
| Mechanical durability | 300000 cycles | Tightening torque | 7.08…10.6 lbf.in (0.8…1.2 N.m) IEC 60947-1 |
| Shape of screw head | Cross pozidriv No 1<br />Slotted flat Ø 4 mm<br />Slotted flat Ø 5.5 mm | Contacts material | Silver alloy (AgNi)<br />Silver alloy (AgSnO2) |
| Short-circuit protection | 6 A cartridge fuse gG IEC 60947-5-1 | [Ith] conventional free air thermal current | 6 A IEC 60947-5-1 |
| [Ui] rated insulation voltage | 300 V 3)IEC 60947-1 | [Uimp] rated impulse withstand voltage | 4 kV IEC 60947-1 |
| [Ie] rated operational current | 1.5 A 240 V, AC-15, B300 IEC 60947-5-1<br />3 A 120 V, AC-15, B300 IEC 60947-5-1<br />0.11 A 250 V, DC-13, R300 IEC 60947-5-1<br />0.22 A 125 V, DC-13, R300 IEC 60947-5-1 | Electrical durability | 300000 cycles, AC-15, 2 A 230 V 3600 cyc/h 0.5 IEC 60947-5-1 appendix C<br />300000 cycles, AC-15, 3 A 110 V 3600 cyc/h 0.5 IEC 60947-5-1 appendix C<br />300000 cycles, AC-15, 3 A 24 V 3600 cyc/h 0.5 IEC 60947-5-1 appendix C<br />300000 cycles, DC-13, 0.3 A 120 V 3600 cyc/h 0.5 IEC 60947-5-1 appendix C<br />300000 cycles, DC-13, 1 A 24 V 3600 cyc/h 0.5 IEC 60947-5-1 appendix C |
| Electrical reliability | Λ < 10exp(-6) 5 V 1 mA in clean environment IEC 60947-5-4<br />Λ < 10exp(-8) 17 V 3.4 mA in clean environment IEC 60947-5-4 | Device presentation | Complete product |
| Protective treatment | TH | Ambient Air Temperature for Storage | -40…158 °F (-40…70 °C) |
| Ambient Air Temperature for Operation | -40…158 °F (-40…70 °C) | Electrical shock protection class | Class I IEC 60536 |
| IP degree of protection | IP66 IEC 60529<br />IP67 IEC 60529<br />IP69 IEC 60529<br />IP69K ISO 20653<br />Type 13 UL 50E<br />Type 12 UL 50E<br />Type 4 UL 50E<br />Type 4X UL 50E | IK degree of protection | IK06 conforming to IEC 60068-2-75 |
| Standards | IEC 60947-1<br />IEC 60947-5-1<br />IEC 60947-5-5<br />IEC 60204-1<br />IEC 60947-5-4<br />IEC 60364-5-53<br />ISO 13850<br />UL 60947-5-1<br />CSA C22.2 No 60947-5-1<br />JIS C8201-1<br />JIS C8201-5-1<br />GB/T 14048.5<br />BS EN 60947-5-1<br />GOST IEC 60947-5-1 | Product Certifications | CSA<br />BV<br />UL Listed<br />LROS (Lloyds register of shipping)<br />DNV<br />CE<br />CCC<br />CB Scheme<br />UKCA<br />EAC |
| Vibration resistance | 5 gn 10…500 Hz)IEC 60068-2-6<br />25 mm peak to peak 2…10 Hz)IEC 60068-2-6 | Shock resistance | 30 gn 18 ms) half sine wave acceleration IEC 60068-2-27<br />50 gn 11 ms) half sine wave acceleration IEC 60068-2-27<br />25 gn 6 ms) 1000 shocks on each axis IEC 60068-2-27 |
Specifications may be subject to change without notice