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Description
3LD2704-0TK51Sentron, Switch Disconnector 3LD, Main Switch, 3 pole, IU: 100 A, Operating Power At AC 23 A At 400 V: 37 KW Sentron, Switch Disconnector 3LD Specifications Product designation: Switch disconnector, main switch, 3 pole Brand series: Siemens SENTRON 3LD series Rated current (Iu): 100 A Poles: 3 Rated insulation voltage: 690 V Operating power (AC 23 A) at 400 V: 37 kW Operating power (AC 23 A) at 690 V: 30 kW Mechanical service life (typical): 100,000
Sentron, Switch Disconnector 3LD, Main Switch, 3-pole, IU: 100 A, Operating Power / At AC-23 A At 400 V: 37 KW
Sentron, Switch Disconnector 3LD
Specifications
- Product designation: Switch disconnector, main switch, 3-pole
- Brand / series: Siemens SENTRON “3LD” series
- Rated current (Iu): 100 A
- Poles: 3
- Rated insulation voltage: 690 V
- Operating power (AC-23 A) at 400 V: 37 kW
- Operating power (AC-23 A) at 690 V: 30 kW
- Mechanical service life (typical): 100,000 operating cycles
- Electrical endurance at AC-23 A / 690 V: 6,000 operating cycles
- Surge voltage resistance: 6 kV
- Protection class / Degree of protection: IP65 on front
- Power loss per pole (at rated current): Approximately 7.5 W
- Mounting type: Front-mounted, 4-hole mounting of handle
- Connection conductor cross-section (main circuit): Solid: 4 – 50 mm² • Stranded: 4 – 35 mm²
- Ambient temperature (operation): –25 °C to +55 °C
- Weight (approx.): 0.49 kg
- Function: Main and emergency-off switch for motor or power isolation applications
Downloads
Additional Information
| Device | Disconnector |
| Type | Sentron | Switch | Disconnector | 3LD |
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★★★★★ 5
Better outcomes
Number of Items: 8
Enhances all my sublimation projects
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Reviewed in the United States on May 13, 2026
★★★★★ 4
Worth it
Number of Items: 5
It works
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Reviewed in the United States on May 17, 2026
★★★★★ 5
Works as it should
Number of Items: 2
Works as it should. I do wish it was bit more sticky
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Reviewed in the United States on April 29, 2026
★★★★★ 5
Heat tape
Number of Items: 5
Item was exactly as described
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Reviewed in the United States on April 26, 2026
★★★★★ 5
A+
Number of Items: 6
Tape for sublimation
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Reviewed in the United States on June 3, 2026
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