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<p style="font-size: 19px; font-weight: 300; color: #222; margin-bottom: 45px;">The Deye SUN-STS500L is a high-performance 500 kW Static Transfer Switch (STS) developed for Deye commercial and industrial energy storage systems. It enables ultra-fast switching between grid, diesel generator and load in less than 10 ms, ensuring seamless and uninterrupted power supply for critical applications.</p>
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<h3 style="color: #30358c; font-size: 30px; font-weight: bold; margin: 70px 0 40px; text-transform: uppercase; letter-spacing: 1.5px;">Key Features</h3>
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<div style="background: #f8f9fc; padding: 28px; border-radius: 14px; border-left: 7px solid #30358C;"><strong style="color: #30358c; font-size: 19px;">Ultra-Fast Transfer Time</strong><br />Switches in &lt; 10 ms &#8211; seamless power continuity</div>
<div style="background: #f8f9fc; padding: 28px; border-radius: 14px; border-left: 7px solid #30358C;"><strong style="color: #30358c; font-size: 19px;">500 kW Capacity</strong><br />650 kW peak &#8211; full independent paths for Grid, GEN &amp; Load</div>
<div style="background: #f8f9fc; padding: 28px; border-radius: 14px; border-left: 7px solid #30358C;"><strong style="color: #30358c; font-size: 19px;">Comprehensive Protection</strong><br />Overcurrent, overvoltage, short-circuit, earth-fault, surge &amp; insulation monitoring</div>
<div style="background: #f8f9fc; padding: 28px; border-radius: 14px; border-left: 7px solid #30358C;"><strong style="color: #30358c; font-size: 19px;">Parallel Operation</strong><br />Multiple units can be paralleled for higher power &amp; redundancy</div>
<div style="background: #f8f9fc; padding: 28px; border-radius: 14px; border-left: 7px solid #30358C;"><strong style="color: #30358c; font-size: 19px;">Advanced Safety</strong><br />Optional arc-fault detection, islanding protection, RCD</div>
<div style="background: #f8f9fc; padding: 28px; border-radius: 14px; border-left: 7px solid #30358C;"><strong style="color: #30358c; font-size: 19px;">Rugged &amp; Intelligent</strong><br />IP20, &#8211;25 &#176;C to +60 &#176;C, intelligent cooling, high humidity tolerance</div>
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<h3 style="color: #30358c; font-size: 30px; font-weight: bold; margin: 60px 0 40px; text-transform: uppercase; letter-spacing: 1.5px;">Technical Specifications</h3>
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<tr style="background: #30358C; color: white;"><th style="padding: 20px; text-align: left; font-size: 18px;">Category</th><th style="padding: 20px; text-align: left; font-size: 18px;">Details</th></tr>
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<td style="padding: 20px; font-weight: 600; width: 35%; vertical-align: top;">General Data</td>
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<li>Model: SUN-STS500L</li>
<li>Switching Capacity: 500 kW (650 kW peak)</li>
<li>Switching Time: &lt; 10 ms</li>
<li>AC Ports: Grid, GEN, Load, STS AC Parallel</li>
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<td style="padding: 20px; font-weight: 600; width: 35%; vertical-align: top;">Protection &amp; Safety</td>
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<li>Overcurrent, overvoltage, short-circuit protection</li>
<li>Earth-fault detection, islanding protection</li>
<li>Insulation monitoring, Type II surge protection</li>
<li>Optional arc-fault circuit interrupter, RCD</li>
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<td style="padding: 20px; font-weight: 600; width: 35%; vertical-align: top;">Environmental &amp; Mechanical</td>
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<li>Protection Rating: IP20</li>
<li>Operating Temperature: &#8211;25 &#176;C to +60 &#176;C</li>
<li>Relative Humidity: 0&#8211;95 % (non-condensing)</li>
<li>Max. Altitude: &#8804; 4000 m</li>
<li>Cooling: Intelligent forced air cooling</li>
<li>Dimensions (W&#215;H&#215;D): 543 &#215; 575 &#215; 866 mm</li>
<li>Weight: On request</li>
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<p>Deye SUN-STS500L &#8211; 500 kW Static Transfer Switch</p>
<p style="font-size: 22px; opacity: 0.95; margin-top: 15px;">&lt; 10 ms switching &#183; 650 kW peak &#183; Parallel capable &#183; Full protection suite</p>
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