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Square D HU36 Heavy Duty Three Phase Non-fused Disconnects 400 A NEMA 1 600 V
Mfg #:
HU365
BOR #:
157490
HU36 Series Heavy Duty Three Phase Non-fused Disconnects
- According to the National Electric Code, section 690.15, PV arrays must have a disconnecting means to isolate the inverter from the PV power source.
- Utility grid-tie inverters that utilize PV arrays with voltages above 250VDC require a disconnect rated for 600VDC to perform this function
- Square D disconnects For Use With grid-tie inverters that don't already have pre-built disconnects
- It is nonfusible, rated at 600 volts DC
- The DC input of up to two sub-array can be connected to the safety switch and it is outdoor rated so it can be located close to the panels
- Can be used for disconnecting up to three PV arrays for three grid-tie inverters
- It has wiring lugs that are rated to accept two #14 to #10 wires in each lug
| Brand | Square D |
| NEMA Rating | NEMA 1 |
| Number of Phases | 3 phase |
| Wire Size | (1) 1/0 AWG - 750 kcmil, (2) 1/0 AWG - 300 kcmil |
| Voltage | 600 V |
| Number of Poles | 3 |
| Enclosure Type | N1 Enclosure |
| Disconnect Type | Non-fused |
| Amperage | 400 A |
| Material | Steel |
| Heavy Duty Safety Switches, Certificate, UL - 101000-E2875F (pdf) | Compliance |
|
| Schneider Electric Specification Sheet | Specification Sheet |
|
| Digest Catalog 03: Safety Switches - 0100CT1901_SEC-03 (pdf) | Catalog |
|
| Square D Safety Switches Brochure - 3100BR9801 (pdf) | Brochure |
|
| Small and medium project solutions, available now - brochure - 998-21381316_GMA-US_Small+and+medium+project+solutions+available+now (pdf) | Brochure |
|
| Safety Switches: Section 3 - Digest 179 (2024) - Safety-Switches-Digest-Catalog-0100CT2401-SEC-03 (pdf) | Catalog |
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