Siemens HF321NR Type VBII Enclosed Fusible Heavy Duty Low Voltage Single Throw Safety Switch With Neutral, 240 VAC, 30 A, 3 hp, TPST Contact, 3 Poles
Siemens HF321NR Type VBII Enclosed Fusible Heavy Duty Low Voltage Single Throw Safety Switch With Neutral, 240 VAC, 30 A, 3 hp, TPST Contact, 3 Poles
SKU: SIEHF321NR
Manufacturer Part Number: HF321NR
UPC: 783643150683
Documents
Features
- Quick-make, quick break operating mechanism that ensures positive operation
- Visible blade, double break switching action
- Arc chutes dissipate heat and prolong switch life
- Highly visible red handle grip designed for hook stick operation
- Defeatable dual cover interlock, center punch provided for field drilling to allow on padlocking
- Center punch provided for field drilling to allow on padlocking
- Handle can be padlocked in the off position with up to (3) padlocks with 5/16 in hasps
- Generous top, bottom and side gutters that meet or exceed NEC® wire bending space requirements
- Informative door labeling which includes replacement parts list
- Tangential knockouts through 600 A for easy conduit lineup
- Side hinged door that opens 180 deg for easier wiring
- Unique enclosure design increases rigidity and prevents cuts and scrapes to conductors and installers hands
- Spring reinforced fuse clips that assure reliable contact for cool operation
- Door latch securely holds door closed and allows cover padlocking
- Front removable mechanical lugs that are suitable for copper aluminum 60 or 75 deg C conductors
- Lugs are field convertible to copper body and to a wide variety of compression connectors
- Hinged clear line terminal shield with probe holes for inspecting or testing line side terminals
- Embossed aluminum nameplate on heavy duty switches provides highly visible ON/OFF indication
- Drawn cover for increased rigidity and resistance to abuse
- Top key hole and bottom mounting holes provide easy 2 or 3-point mounting
Specification
| Frequency Rating | 60 Hz |
|---|---|
| Horsepower | 3 hp |
| Insulation Type | Non-Insulated |
| Material | Steel |
| Mounting Type | Surface |
| Number Of Poles | 3 |
| Number of Wires | 3 |
| Minimum Order Qty | 1 |
| Order Interval | 1 |
| Video | https://digitalcontentcenter.compas.siemens-info.com/SIE_VI_Safety_Switch.mp4 |
| Amperage Rating | 30 A |
| Contact Form | TPST |
| Enclosure Type | NEMA 3R |
| Phase | 3 |
| Short Circuit Current Rating | 200 kA |
| Short Circuit Rating | 200 kA |
| Temperature Rating | -29 to 85 deg C |
| Terminal Type | Lug |
| Type | Type VBII Enclosed Fusible Heavy Duty Low Voltage Single Throw |
| Voltage Rating | 240 VAC |
| Standard & Approvals | UL Listed, UL 98 |
| Dimensions | 14.39 in H x 7.91 in W x 10.17 in D |
| Catalog ID | SIEHF321NR |