XB4BG21GEX
Product ID:35038
Updated: 2026/4/8
Key Features
- 1Ensure safety in explosive atmospheres with ATEX/IECEx certification. 2、Maximize uptime with a robust design built for 10+ years of service. 3、Simplify integration through compatibility with a wide range of industrial systems. 4、Reduce long-term maintenance costs with durable, high-quality components. 5、Secure reliable inventory and fast 24-hour shipping for your projects.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Range of Product | Harmony XB4 | Product or Component Type | Complete selector switch |
| Device short name | XB4 | Bezel material | Chromium plated metal |
| Fixing collar material | Zamak | Mounting diameter | 0.9 in (22 mm) |
| Sale per indivisible quantity | 1 | Dust zone | Zone 21 - 22 |
| Gas zone | Zone 1 - 2 | Type of operator | stay put |
| Operator profile | key switch | Key number | 455 |
| Contacts type and composition | 1 NO | Width | 1.8 in (46.2 mm) |
| Height | 1.2 in (30 mm) | Depth | 4.3 in (110 mm) |
| Net Weight | 0.351 lb(US) (0.159 kg) | Device mounting | Fixing hole 0.9 in (22.5 mm) +/- 0.2 mm IEC 60947-1 |
| Fixing center | >= 30 x 40 mm support panel) 0.04…0.2 in (1…6 mm) | Embedding Depth | 2.3 in (58 mm) |
| marking | II 2 GD<br />Ex tb IIIC Db<br />Ex db eb IIC Gb | Shape of signaling unit head | Round |
| Operator position information | 2 positions 90° | Key withdrawal position | Left-hand |
| Contact operation | Slow-break | Contacts usage | Standard contacts |
| Positive opening | Without | Mechanical durability | 5000000 cycles |
| Connections - terminals | Screw clamp terminals, 2 x 1.5 mm² with cable end IEC 60947-1<br />Screw clamp terminals, 1 x 2.5 mm² without cable end IEC 60947-1 | Tightening torque | 7.08…10.6 lbf.in (0.8…1.2 N.m) IEC 60947-1 |
| [Ith] conventional free air thermal current | 10 A IEC 60947-5-1 | [Ui] rated insulation voltage | 415 V |
| [Ie] rated operational current | 1.9 A 380 V, AC, A600 IEC 60947-5-1<br />3 A 240 V, AC, A600 IEC 60947-5-1<br />6 A 120 V, AC, A600 IEC 60947-5-1<br />0.27 A 250 V, DC, Q300 IEC 60947-5-1<br />0.55 A 125 V, DC, Q300 IEC 60947-5-1<br />2.87 A 24 V, DC, Q300 IEC 60947-5-1 | Protective treatment | TH |
| Ambient Air Temperature for Storage | -40…158 °F (-40…70 °C) | Ambient Air Temperature for Operation | -4…167 °F (-20…75 °C) |
| IP degree of protection | IP66 IEC 60529 | Standards | IEC 60079-0:2009<br />EN/IEC 60079-1:2009<br />IEC 60079-7:2009<br />IEC 60079-31:2009<br />UL 60079-0<br />UL 60079-1<br />UL 60079-31<br />ANSI/ISA 12.12.01<br />CSA C22.2 No 213 |
| Product Certifications | INERIS 04ATEX9004U |
Specifications may be subject to change without notice