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Product Specifications:
| Item | Safety Switch |
| Contact Form | DPST |
| Current Rating | 30A |
| Depth | 3 3/4" |
| Duty | Standard |
| Environment | Indoor, Outdoor |
| Finish | Galvannealed |
| Height | 9 3/4" |
| Horsepower @ 240v Ac | 3 hp |
| Housing Material | Steel |
| Hp | 3 hp @ 240V AC |
| Material | Steel |
| Nema Enclosure Rating | NEMA 3R |
| Nema Enclosure Type | NEMA 3R |
| Number Of Poles | 2 |
| Number Of Wires | 2 |
| Phase | 1.0 |
| Product Datasheet | square-d-du221rb.pdf |
| Protection Method | Non Fusible |
| Voltage Rating | 240V AC |
| Width | 7 3/4" |
Shipping Info:
| Ship weight (kg) | 1.94 |
| Ship height (cm) | 24.77 |
| Ship length (cm) | 9.53 |
| Ship width (cm) | 19.69 |
| Country of Origin | MX |
Product Details:
- RoHS-approved single-throw safety switch designed for protecting air conditioners and lighting or control panels against short-circuit and overcurrent occurrences
- Simple electrical lug wiring connections for quick installation & maintenance, while ensuring a spark-proof operation
- Surface mounting facility for providing resistance against vibrations and accidental impacts
- NEMA 3R-rated enclosure with rainproof bolt-on hubs for withstanding harsh external environments, sleet and dirt
Documentation:
Product Variants
| Product | Model | Phase | Contact Form | Number Of Poles | Number Of Wires | Duty | Nema Enclosure Rating | Environment | Amps | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
DU321 | 3.0 | 3PST | 3 | 3 | Standard | 1 | Indoor | - | €111.32 | |
![]() |
DU321RB | 3.0 | 3PST | 3 | 3 | Standard | NEMA 3R | Indoor, Outdoor | - | €286.63 | |
![]() |
DU322 | 3.0 | 3PST | 3 | 3 | Standard | 1 | Indoor | 60A | €183.31 | |
![]() |
DU322RB | 3.0 | 3PST | 3 | 3 | Standard | NEMA 3R | Indoor, Outdoor | 60A | €412.72 | |
![]() |
DU323 | 3.0 | 3PST | 3 | 3 | Standard | 1 | Indoor | 100A | €324.28 | |
![]() |
DU323RB | 3.0 | 3PST | 3 | 3 | Standard | NEMA 3R | Indoor, Outdoor | 100A | €582.95 | |
![]() |
DU222RB | 1.0 | DPST | 2 | 2 | Standard | NEMA 3R | Indoor, Outdoor | 60A | €310.66 |
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SQUARE D DU221RB Single-Throw Safety Switch, 240 VAC, 30 A
€183.04 /unit
