Descriere
SENTRON 3LD5 switch disconnector UL, EMERGENCY-OFF switch, 3-pole, approved according to UL 489, UL 60947-4-1 and IEC 60947-3, UL: 125 A, SCCR 65 kA at 480 V AC, operational power @ 480 V AC 3-phase: 75 hp, IEC: 125 A, operational power at AC-23 A at 400 V: 55 kW, floor mounting with door coupling, defeatable rotary operating mechanism, EMERGENCY OFF, 4-hole mounting of the handle, without tolerance compensation including terminal covers for the infeed side Switch disconnector SENTRON 3LD5 for the safe shutdown of loads in many areas of industrial machinery on the US market. Modular design, fast and easy mounting of auxiliary switches, N-PE terminal, or 4th pole. Optimum disconnection of 16 A of 160 A from the power supply due to the locking capability of the rotary operating mechanism. Versatile thanks to international approvals. Due to certification according to UL489, ideal for export to NAFTA states. Due to the large number of accessories, the 3LD5 is particularly suitable as a main disconnector. It can also be used as a manual motor control system because it is also certified according to UL60947-4-1. The 3LD main and EMERGENCY-OFF switches are available in a wide range of variants for front mounting, mounting plate, DIN rail, or installation in distribution boards, optionally with direct or door-coupling rotary operating mechanism. 3LD2 is also available in variants for DC applications. Main and EMERGENCY-OFF switch 3LD - End-to-end safety for users and systems.
Documente
Specificatii
| Measurements | |
| Depth | 158 |
| Height | 178 |
| Width in number of modular spacings | - |
| Width | 113 |
| Protection | |
| Degree of protection (NEMA) | Other |
| Degree of protection (IP), front side | IP65 |
| Electrical | |
| Rated permanent current at AC-23, 400 V | 125 |
| Switching power at 400 V | - |
| Rated permanent current at AC-21, 400 V | 125 |
| Rated operation power at AC-3, 400 V | 55 |
| Rated operation power at AC-23, 400 V | - |
| Rated permanent current Iu | 125 |
| Conditioned rated short-circuit current Iq | - |
| Rated short-time withstand current lcw | 4 |
| Number of poles | 3 |
| Max. rated operation voltage Ue AC | 690 |
| Rated operating voltage | - |
| Mounting/installation | |
| Suitable for intermediate mounting | - |
| Suitable for floor mounting | Yes |
| Suitable for front mounting 4-hole | Yes |
| Suitable for front mounting centre | No |
| Application | |
| Suitable for distribution board installation | - |
| Options | |
| Motor drive optional | No |
| Version as reversing switch | No |
| Voltage release optional | No |
| Interlockable | Yes |
| Colour | |
| Colour control element | Red |
| Model/type | |
| Number of switches | 1 |
| Motor drive integrated | No |
| Type of control element | Door coupling rotary drive |
| Version as emergency stop installation | Yes |
| With pre-assembled cabling | No |
| Version as main switch | Yes |
| Version as safety switch | Yes |
| Version as maintenance-/service switch | Yes |
| Connection | |
| Type of electrical connection of main circuit | Frame clamp |
| Number of auxiliary contacts as change-over contact | 0 |
| Number of auxiliary contacts as normally open contact | 0 |
| Number of auxiliary contacts as normally closed contact | 0 |
| Other | |
| Device construction | Built-in device fixed built-in technique |
| Package 1 | |
| weight | 2,204 |
| length | 0,642 |
| width | 0,231 |
| qmax | 1 |
| qmin | 1 |
| um | PA |
| gtin | 4001869575599 |
| Dimensions of product | |
| Weight | 2,204 |
Accesorii
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