
- Principalement conçu pour commuter des charges DC lourdes, mais il est aussi capable de commuter des charges AC, les applications typiques incluent les moteurs électriques, les groupes hydromoteurs hydrauliques, les treuils, les régulateurs de vitesse et les systèmes de distribution d’énergie.
- Développé pour les charges interrompues et non interrompues, le SU190 convient aux charges résistives, capacitives et inductives à commutation.
- Terminal principal à goujons M10 et option pour terminaux à pales standards de 6,3 mm ou câbles volants.
- Options de montage adaptable, dans n’importe quelle orientation (demandez conseil technique pour des considérations complètes sur le montage).
Spare Parts – Please consult our Technical Department, or download Spare Parts Sheet where available.
SU190 Technical Info
| Application | InterruptedRating (Ith) | UninterruptedRating (Ith) |
|---|---|---|
| Thermal Current Rating | 250A | 350A |
| Intermittent Current Rating: | ||
| 30% Duty | 455A | 640A |
| 40% Duty | 395A | 555A |
| 50% Duty | 355A | 495A |
| 60% Duty | 325A | 450A |
| 70% Duty | 300A | 420A |
| Rated Fault Current Breaking Capacity (lcn) 5ms Time Constraint: (In accordance with UL583*) | ||
| Blowouts | 1500A at 96V D.C. | |
| No Blowouts | 1500A at 48V D.C. | |
| Rated Fault Current Breaking Capacity (lcn) Resistive Load: (In accordance with UL508*) | ||
| Blowouts | 525A at 96V D.C. | |
| No Blowouts | 525A at 60V D.C. | |
| Maximum Recommended Contact Voltages | ||
| Blowouts | 250V | 250V |
| No Blowouts | 96V | 96V |
| Typical Voltage Drop per pole across New Contacts at 250A | 40mV | |
| Mechanical Durability | >0 Cycles | |
| Coil Voltage Available (Us) (Rectifier board required for A.C.) | >6 - 240V | |
SU190 Features
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| Component | Configurations |
|---|---|
| Auxiliary | |
| Blowouts | |
| Coil Suppression | |
| Coil Termination | |
| Contact Tip | |
| Enclosed Top Cover | |
| Fixed Contact Terminal | |
| Magnetic Latching | |
| Mounting | |
| Steel Shroud EE | |
| Vacuum Impregnation |


