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The APsystems QS1A is a grid-tied microinverter with intelligent networking and advanced monitoring systems to ensure maximum efficiency, high reliability of the QS1A with 4 independent MPPT inputs, maximum continuous AC output power reaching 1500W. Quarter the inverters and quarter the installation means real cost savings for residential and commercial customers.
*The inverter does not has UL1741SB certification.
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Input Data (DC) |
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Recommended PV Module Power (STC) Rang |
250Wp-525Wp+ |
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MPPT Voltage Range |
30V-52V |
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Operation Voltage Range |
16V-55V |
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Maximum Input Voltage |
60V |
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Startup Voltage |
20V |
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Maximum Input Current |
14A x 4 |
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Maximum DC Short Circuit Current |
16A x 4 |
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Output Data (AC) |
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Maximum Continuous Output Power |
1500W |
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Nominal Output Voltage/ Range |
240V/ 211V-264V |
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Adjustable Output Voltage Range |
150V-280V |
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Nominal Output Current |
6.25A |
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Maximum Units per Branch |
2 units per 20A AC breaker 3 units per 30A AC breaker |
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Nominal Output Frequency/ Range |
60Hz/ 59.3Hz-60.5Hz |
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Adjustable Output Frequency Range |
55Hz-65Hz |
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Output Power Factor Rating |
>0.99 |
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Total Harmonic Distortion |
<3% |
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Maximum Output Fault Current (AC) and Duration |
47.3 Apk, 1.4 ms of duration |
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Efficiency |
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Peak Efficiency |
96.5% |
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Nominal MPPT Efficiency |
99.5% |
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Night Power Consumption |
30mW |
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Mechanical Data |
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Operating Ambient Temperature Range |
-40°F to +149°F (-40°C to +65°C) |
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Storage Temperature Range |
-40°F to +185°F (-40°C to +85°C) |
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Dimensions (W x H x D) |
11.1” x 9.1” x 1.6” (281mmx 231mmx 41.3mm) |
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Weight |
9.9lbs (4.5kg) |
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AC Bus Cable |
10AWG/12AWG |
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Enclosure Rating |
Type6 |
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Cooling |
Natural Convection - No Fans |
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Features |
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Communication |
Wireless |
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Transformer Design |
High Frequency Transformers, GalvanicallyIsolated |
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Monitoring |
Via EMA* Online Portal |
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Certificate & Compliance |
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Compliance |
UL1741; CSA C22.2 No. 107.1 |
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Grid Connection Compliance |
IEEE1547 |
Orders containing multiple items will be combined into a single shipment. We partner with reliable carriers for all deliveries, including Canpar, FedEx, Purolator, and UPS.
Oversized or heavy products may not qualify for standard courier shipping. Please contact our team before placing your order for a custom shipping quote and to discuss specialized delivery options.
If you have any questions or concerns regarding your shipment, delivery timeline, or the handling of your order, please contact our customer support team—we're here to help.
