XB4BPS51GEX
Product ID:34907
Updated: 2026/7/20
Key Features
- 1Deliver high-performance 51A output current for robust power.
- 2Save space with a compact design and minimal footprint.
- 3Operate flexibly with a wide 36-72VDC input voltage range.
- 4Protect your system with built-in overcurrent and short-circuit features.
- 5Ensure extended lifespan through durable, high-quality construction.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Range of Product | Harmony XB4 | Product or Component Type | Complete push-button |
| 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 | spring return |
| Operator profile | Yellow projecting | Operator additional information | Booted (coloured silicon) |
| Contacts type and composition | 1 NO | Width | 1.8 in (46.2 mm) |
| Height | 1.2 in (30 mm) | Depth | 2.8 in (72 mm) |
| Net Weight | 0.18 lb(US) (0.08 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 db eb IIC Gb<br />Ex tb IIIC Db | Shape of signaling unit head | Round |
| Contact operation | Slow-break | Positive opening | Without |
| Operating travel | 0.065 in (1.657 mm) engagement point)<br />0.182 in (4.622 mm) changing state point)<br />0.175 in (4.452 mm) total travel) | Operating force | 3.962 N |
| 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
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