| Manufacturer part number (MPN) | XB4BS9445GEX |
| EAN / GTIN | 3606489486044 |
| Sales unit | pcs |
| Contact configuration | 1 NO + NC |
| Diameter | 40 mm |
| Range of product | Harmony XB4 |
| Product or component type | Complete emergency stop push-button |
| Device short name | XB4 |
| Bezel material | Chromium plated metal |
| Fixing collar material | Zamak |
| Mounting diameter | 22 mm |
| Sale per indivisible quantity | 1 |
| Dust zone | Zone 21 - 22 |
| Gas zone | Zone 1 - 2 |
| Type of operator | trigger action and mechanical latching |
| Reset | Key release |
| Operator profile | Red mushroom Ø 40 mm |
| Key number | 455 |
| Contacts type and composition | 1 NO + 1 NC |
| Width | 46.2 mm |
| Height | 30 mm |
| Depth | 119.5 mm |
| Product weight | 0.168 kg |
| Device mounting | Fixing hole - diameter: 22.5 mm +/- 0.2 mm conforming to IEC 60947-1 |
| Fixing center | >= 30 x 40 mm (support panel) - thickness: 1…6 mm |
| Embedding depth | 58 mm |
| Marking | II 2 GD; Ex tb IIIC Db; Ex db eb IIC Gb |
| Shape of signaling unit head | Round |
| Key withdrawal position | Center |
| Contact operation | Slow-break |
| Contacts usage | Standard |
| Positive opening | With conforming to IEC 60947-5-1 appendix K |
| Mechanical durability | 5000000 cycles |
| Connections - terminals | Screw clamp terminals, 2 x 1.5 mm² with cable end conforming to IEC 60947-1; Screw clamp terminals, 1 x 2.5 mm² without cable end conforming to IEC 60947-1 |
| Tightening torque | 0.8…1.2 N.m conforming to IEC 60947-1 |
| [Ith] conventional free air thermal current | 10 A conforming to IEC 60947-5-1 |
| [Ui] rated insulation voltage | 415 V |
| [Ie] rated operational current | 1.9 A at 380 V, AC, A600 conforming to IEC 60947-5-1; 3 A at 240 V, AC, A600 conforming to IEC 60947-5-1; 6 A at 120 V, AC, A600 conforming to IEC 60947-5-1; 0.27 A at 250 V, DC, Q300 conforming to IEC 60947-5-1; 0.55 A at 125 V, DC, Q300 conforming to IEC 60947-5-1; 2.87 A at 24 V, DC, Q300 conforming to IEC 60947-5-1 |
| Protective treatment | TH |
| Ambient air temperature for storage | -40…70 °C |
| Ambient air temperature for operation | -20…65 °C |
| IP degree of protection | IP65 conforming to IEC 60529 |
| Standards | IEC 60079-0:2009; EN/IEC 60079-1:2009; IEC 60079-7:2009; IEC 60079-31:2009; UL 60079-0; UL 60079-1; UL 60079-31; ANSI/ISA 12.12.01; CSA C22.2 No 213 |
| Product certifications | INERIS 04ATEX9004U |
| Number of Units in Package 1 | 1 |
| Warranty (in months) | 18 |
| Unlocking method | Key-release |
| Number of contacts as normally closed contact | 1 |
| Number of contacts as normally open contact | 1 |
| Degree of protection (IP) | IP65 |
| Mounting method | Surface mounting |
| With lighting | No |
| Hole diameter | 22.5 mm |
| Connection type auxiliary circuit | Spring clamp connection |
| Diameter cap | 40 mm |
| Country of origin | France |