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The Schneider Electric H366NR, part of the Square D series, is a robust safety switch rated for 600A and 600V AC/DC. This unit is a 3-pole fusible disconnect designed for surface mounting with a NEMA 3R enclosure rating.
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| Manufacturer | Schneider Electric |
|---|---|
| Product Line | Square D |
| Part Number | H366NR |
| UPC | 785901195825 |
| Weight | 201.00 lbs (91.17 kg) |
| Rated Current | 600 A |
| Voltage Rating | 600 V AC/DC |
| Number of Poles | 3 |
| Enclosure Rating | NEMA 3R |
| Disconnect Type | Fusible disconnect |
| Short Circuit Current Rating | 10 kA for H or K, 200 kA for R or J |
| Mounting Type | Surface mounted |
| Wire Size | AWG 3/0 to 500 kcmil copper or aluminum |
| Tightening Torque | 375 lb-in (42.4 N.m) |
| Factory Installed Neutral | Yes |
| Wiring Configuration | 4-wire (3PH + N) |
| Motor Power | Up to 500 HP at 600 V AC |
Featuring the H366NR, Schneider Electric offers a safety switch specifically designed for demanding electrical applications. This switch enables operation at a rated current of 600 A and supports voltage levels up to 600 V AC/DC. Incorporated as a 3-pole fusible disconnect, this unit is intended for surface mounting and adheres to NEMA 3R standards, ensuring durability in outdoor or damp environments.
The switch can handle short-circuit current ratings of 10 kA for H or K fuses and 200 kA for R or J types, providing versatility across systems with varying circuit protection needs. With dimensions of 10.13 inches in depth, 27.88 inches in width, and 50.31 inches in height, the H366NR maintains a compact form factor considering its capabilities. This safety switch weighs 201.06 pounds, or 91.2 kilograms, facilitating portable installations when required.
Equipped with a factory-installed neutral, the H366NR is designed for easy integration into existing wiring configurations, specifically in 4-wire setups, accommodating both three-phase and neutral connections. The switch can be used effectively with wire sizes ranging from AWG 3/0 to 500 kcmil in either copper or aluminum materials. For installation, a tightening torque of 375 lb-in (42.4 N · m) is recommended, ensuring secure and reliable connections. This heavy-duty switch can manage motor power demands of up to 500 HP at 600 V AC, making it suitable for a wide range of industrial applications.