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MED Approval Gravity Luffing Arm Lifeboat Davit Ship Life Saving Equipment

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MED Approval Gravity Luffing Arm Lifeboat Davit Ship Life Saving Equipment

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

MOQ : 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

Davit name : JYL68 gravity luffing type davit

Winch name : JYWN52L lifeboat electric boat winch

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

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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

3. Technical Specifications
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)
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
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

MED Approval Gravity Luffing Arm Lifeboat Davit Ship Life Saving Equipment

MED Approval Gravity Luffing Arm Lifeboat Davit Ship Life Saving Equipment

MED Approval Gravity Luffing Arm Lifeboat Davit Ship Life Saving Equipment


Product Tags:

Lifeboat luffing davit

      

luffing davit

      

gravity davit

      
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