Electric Stainless Steel Capstan
(Technical & Commercial Specification)
1. Product Definition
An Electric Stainless Steel Capstan constructed from 316L stainless steel, designed for mooring, anchoring, and towing operations. Optimized for corrosion resistance in saltwater environments, with electric drive systems for vessels where hydraulic power is impractical.
2. Key Specifications
2.1 Mechanical Properties
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Material:
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Drum/Frame: 316L stainless steel (ASTM A276)
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Fasteners: A4 marine-grade stainless
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Corrosion Protection:
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Passivated surface treatment
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Crevice corrosion-resistant design
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2.2 Power & Performance
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Motor Options:
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Single-phase (220V) for small craft
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3-phase (380V/440V) for commercial use
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Load Capacity: 5KN–50KN (configurable)
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Drum Speed: 8–20 m/min (variable frequency drive optional)
2.3 Mounting & Configuration
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Orientation: Vertical or horizontal
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Gypsy Wheel: Optional DIN/ISO-compliant chain wheel
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Brake Systems:
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Manual band brake (standard)
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Hydraulic disc brake (upgrade)
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Parameters:
| Chain Dia | Warping | Warping | Working | Working | Wire Dia.(mm) | Motor |
| (mm) | Load(KN) | Speed(m/min) | Load(KN) | Speed(m/min) | Power(kw) | |
| Φ11/14 | 5 | ≥10 | 5.9/7.4 | ≥12 | Φ11 | 3/1.2 |
| Φ16/17.5 | 8 | ≥10 | 10.9/13.0 | ≥12 | Φ13 | 4.3/1.7 |
| Φ19/22 | 10 | ≥10 | 15.3/20.6 | ≥12 | Φ13 | 6/2.5 |
| Φ24/26 | 20 | ≥8.5 | 24.5/28.7 | ≥9 | Φ15 | 7.5/7.5/5 |
| Φ28/30 | 30 | ≥8.5 | 33.3/38.3 | ≥9 | Φ17.5 | 16/16/11 |
| Φ32/34/36 | 30 | ≥8.5 | 43.5/49.1/55.1 | ≥9 | Φ17.5 | 16/16/11 |
| Φ38/40/42 | 50 | ≥8.5 | 61.4/68.0/75.0 | ≥9 | Φ20.5 | 22/22/16 |
| Φ44/46/48 | 50 | ≥8 | 82.3/89.9/97.9 | ≥9 | Φ26 | 30/30/22 |
| Φ50/52/54 | 60 | ≥8 | 106.3/114.9/123.9 | ≥9 | Φ26 | 30/30/22 |
| Φ56/58/60 | 60 | ≥8 | 133.3/143/153 | ≥9 | Φ26 | 45/45/30 |
The description/sizes may be different with goods, please check with us when order.
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