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MED Approval Gravity Luffing Arm Lifeboat Davit Ship Life Saving Equipment
Product Details:
| Place of Origin: | China |
| Brand Name: | Zhongyuan |
| Certification: | CCS, NK, BV, ABS, DNV-GL, LR, KR, IRS, RS, RINA, Makers Test Certificate, Etc. |
| Model Number: | Standard and Customized |
Payment & Shipping Terms:
| Minimum Order Quantity: | 1 |
|---|---|
| Price: | As per quotation |
| Packaging Details: | Pallet or Customized |
| Delivery Time: | As per offer |
| Payment Terms: | TT, L/C, Etc. |
| Supply Ability: | Satisfy clients needs |
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Detail Information |
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| Davit Name: | JYL68 Gravity Luffing Type Davit | Winch Name: | JYWN52L Lifeboat Electric Boat Winch |
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| Operation Methods: | Electric Operation | Working Load Of Davit: | 71KN |
| Working Load Of Winch: | 52KN | Hoisting Load: | 40KN |
| Lowering Load Of Davit: | Min. 20 KN, Max. 71 KN | Hoisting Speed: | ≥4 M/min (Life) ≥18.0 M/min (rescue) |
| Lowering Speed Of Lifeboat: | S≥(0.4+0.02H) ×60= M/min Where, S=Lowering Speed In M/sec H=Height In Meters From Davit Head To Waterline At The Lightest Seagoing Condition | ||
| Highlight: | Lifeboat luffing davit,luffing davit,gravity davit |
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Product Description
MED Approval Gravity Luffing Arm Lifeboat Davit Ship Life Saving Equipment
Description
1. General Requirements
1-1 The davit is manufactured and test under the approval of Classification Society in compliance with the requirements of the MSC.47 (66)-Amendments to SOLAS 1974 & MSC.48(66)-LSA.
1-2 The davit to be designed for embarkation when the boat in stowed position. The boat may be lowered without stopping in a continuous movement at a minimum time.
1-3 The boat can be lowered by means of remote control. The crew can release and stop the hand brake of the winch from inside of the boat by wire connection to the brake arm and wire spool on the small drum. Alternatively the crew can operate the hand brake on the deck.
1-4 Lashing arrangement for boat can be released manually by using the slip hooks on forward and aft lashing.
1-5 A permanently mounted electric motor on the winch is used for hoisting the life/rescue boat with persons back to the stowed position.
1-6 The winch drives are equipped with one-way brake, disc type axial friction clutch and manual hoisting crank with safety device.
1-7 The inspections and tests of davit appliances to be in accordance with the IMO Resolutions MSC81(70) and approved by classification society.
2. Main Technical Parameters:
| Max safety working load KN |
Hoisting load KN |
Max width mm |
Max height mm |
Total weight KG |
| 25 | 14.5 | 2590 | 5100 | 2820 |
| 40 | 17 | 2800 | 5200 | 3492 |
| 50 | 30.5 | 2800 | 5200 | 4300 |
| 50 | 35 | 2550 | 6500 | 3200 |
| 70 | 35 | 3150 | 6200 | 4730 |
| 85 | 38 | 3430 | 6600 | 5025 |
| 120 | 60 | 4150 | 8200 | 6500 |
| 170 | 70 | 4430 | 9090 | 9438 |
| 1． | Davit name: JYL68 gravity luffing type davit | Type | JYL68 | |
| 2． | Winch name: JYWN52L lifeboat electric boat winch | Type | JYWN52L | |
| Winch name: JYWN52R lifeboat &rescue boat electric boat winch | Type | JYWN52R | ||
| 3． | Davit for lifeboat boat: Portside sets/ship, Starboard set/ship | |||
| 4． | Operation methods: Electric operation | |||
| 5． | Connection type between equipment and deck: Welding | |||
| 6． | Remote control : 1)In boat 2)Board side 3)Beside winch | |||
| 7． | Main technical specifications | |||
| 1) | Working load of davit: | 71 KN | ||
| 2) | Working load of winch: | 52 KN | ||
| 3) | Hoisting load: | 40 KN | ||
| 4) | Lowering load of davit: | Min. 20 KN, Max. 71 KN | ||
| 5) | Hoisting speed: |
≥4 m/min (Life) ≥18.0 m/min (rescue) |
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| 6) | Lowering speed of lifeboat: |
S≥(0.4+0.02H) ×60= m/min Where, S=Lowering speed in m/sec H=Height in meters from davit head to waterline at the lightest seagoing condition |
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| 7) | Boat fall : | 35WxK7-16-1770-Galv-no rotary type | |||
| 8． | Motor data | ||||
| 1) | Motor of lifeboat winch | YZ160S-6-H | |||
| 2) | Power: | 8.5 KW | |||
| 3) | Motor of lifeboat & rescue boat winch | YZ225L-4/16-H | |||
| 4) | Power: | 25/12 Kw | |||
| 5) | Power source: | 440V, 60Hz, 3 phases | |||
| 6) | Motor maker: | Dezhou China | |||
| 7) | Protection type: | IP56 | |||
| 8) | Motor insulation type: | F | |||
| 9) | Temperature height: | B | |||
| 10) | Cable gland: | with | |||
| 11) | Space heater | with | |||
| 12) | With earth bolt | with | |||
| 13) | Starting method: | Direct | |||
| 9． | Electrical control box | ||||
| 1) | Protection type: | IP56 | |||
| 2) | Control Voltage: | 220 | V, | 1 | phase |
| 3) | 42V/400VA for lifeboat | Supply | |||
| 4) | Main electric parts | Schneider | |||
| 5) | ampere meter | Supply | |||
| 6) | Material of box: | Stainless Steel | |||
| 7) | Color of box: | Munsell 7.5BG7/2 | |||
| 10． | Button | ||||
| 1) | Cable gland | with | |||
| 2) | Button with 7m cable | with | |||
| 3) | Protection grade: | IP56 |
| 4) | Material of base: | PVC |
| 11． | Button protection box | |
| 1) | Cable gland | with |
| 2) | Protection type: | IP56 |
| 3) | Material of box: | Stainless steel |
| 12． | Self-weight of davit: | ~4,300 kg/set |
| 13． | Self weight of life boat & rescue boat winch | ~1,370 kg/set |
2. Scope of our supply MAKER:
| No |
Q’TY (per davit) |
Descriptions |
| 1 | 1 set | Davit frame with outfitting |
| 2 | 1 set | Davit arm with outfitting |
| 3 | 1 set | Main steel wire rope with tackle |
| 4 | 1 set | Remote control wire with small pulley |
| 5 | 1 set | Lashing unit |
| 6 | 1 set | Electric motor |
| 7 | 1 set | Starter panel |
| 8 | 1 set | R.P.B switch box with cable 7m |
| 9 | 1 set | Instruction plate of lowering procedure |
| 10 | 1 set | All cable gland |
| 11 | 3 set | Limit switch |
| 12 | 1 set | One year spare parts(for 2set of davit) |
3. Scope of supply yard:
| No |
Q’TY (per davit) |
Descriptions |
| 1 | 1 set | Lubrication oil |
| 2 | 1 set | Deck assembly and installation |
| 3 | 1 set | Electric cable |
| 4 | 1 set | Performing on-board test |
4. Painting method
Surface preparation: Shot blasting to Sa2.5
| Painting | Type | color | D.F.T(μm) |
| Base | 702 Zinc rich epoxy(Grey) | Grey | 2x40 |
| Middle | |||
| Surface |
