Specifications

Consuption

Energy:
- Motor 7,5 Kw (winch motor in gangway tower type, 11Kw)
- Controls and signals +/- 1,5 Kw
Hydraulic oil:
- Quantity:±175 liters
- Type:Lubricant for hydraulic circuit which meets the specifications DIN 51524 parta 2 HLP, Denison HF2 y HF0, Cincinnati Milacrom P68, P70 y P69, de 3,5 a 5º Engler a 50 º C and with grade ISO 46 s / ASTM 2270.
- Consuption: to be changed once every year
Gearbox oil:
- Quantity:±5 liters
- Type: Synthetic libricant for bearings with high benefit under ISO VG150 with EP features.
- Consuption: to be changed once every two years
Grease:
- Quantity: +/- 5 Lt
- Type: Greases should be resistant to the marine environment, so they should carry a base of calcium or litium and contain EP additives.
- Frecuency: each +/- 3 month

Central section of a tower gangway, after being paint-primed

Paint

Meets customer’s requirements. The diagrams are as follows:

Component	Application	System		¹Recommended paint	Dry film thickness (DFT) (µ)		Colour

Carbon steel: Handrail ensemble	Surface preparation	Abrasive cleaning Degree of cleaning Sa 2 ½ (ISO 8501.1). Average roughness (G) of 30-75µ (ISO 8503)
	3 Layers	Zinc rich epoxy primer coat Polyamide epoxy intermediate coat Polyurethane finish	Hempadurzinc 17360 Hempadur quattro 17634 Hempathane HS 55610			>60 µ >180 µ >80 µ
TOTAL DF >320 µ
Note: Highly durable C5M system ISO 12944-6 certified by Hempel. TST09/035 certified

OPTIONAL FOR THE COLUMN: Heat galvanised (HDG) 85 µ*according to ISO 1461:2009
OPTIONAL FOR THE ACCESS LADDER STRUCTURE: Heat galvanised (HDG) 85 µ*according to ISO 1461:2009

Component	Application	Sistema		¹Recommended paint	Dry film thickness (DFT) (µ)		Colour

Carbon steel: Handrails mast	Application on: Heat galvanised (HDG)	Surface degreasing cleaning
	85 µ* according ISO 1461:2009	Polyamide epoxy coat Polyurethane finish	HV 15410 hempels epoxi primer Hempathane HS 55610			>40 µ >80 µ
TOTAL DF >120 µ
Note: *the stated thickness may vary according to the process (centrifugation or other) and thickness of the material to be galvanised. Only paint if already specified in the order. The paint to be applied will be HEMPEL´S ZINC PRIMER 16490 for surfaces that have already been heat galvanised.

Component	Application	System		¹Recommended paint	Dry film thickness (DFT) (µ)		Colour

Aluminium: handrail	Surface preparation	Surface degreasing cleaning
	2 Layers	Polyamide epoxy primer coat Polyurethane finish	HV 15410 hempels epoxi primer Hempathane HS 55610			>40 µ >20 µ
TOTAL DF >60 µ
Note: *only paint where this is specifically indicated in the order

Component	Application	System		¹Recommended paint	Dry fim thickness (DFT) (µ)		Colour

Nuts and bolts: Screws Washer Nut	Hot dip Galvanized (HDG)	Dip CENTRIFUGED
	85 µ* according ISO 1461:2009		Heat galvanised			>40 µ
TOTAL DF >40 µ

Materials:

		Laminated steel

		¹Quality: S355-J2 (St 52-3 N) Gr 11165 UNE-EN 10025 C : < 0.23 % Si : < 0.60 % Mn: < 1.70 % P: < 0.035 % S: < 0.035 % Cu: < 0.60 %	Equivalent regulations
			ASTM A738, Gr A ASTM A572, Gr50
		Properties:
		Yield point: > 355 MPa
		Tensile strength: > 510-680 MPa
		Elongation: > 20 % Shock resistance: > 27 J

		Laminated steel

		¹Quality: S 275-JR (St 44-2) Gr 10044 UNE-EN 10025 C : < 0.24 % Si : – % Mn :< 1.60 % P: < 0.045 % S: < 0.045 % N: < 0.014 % Cu: < 0.60 %	Equivalent regulations
			ASTM A36
		Properties:
		Yield point: > 275 MPa
		Tensile strength: > 410-560 MPa
		Elongation: > 23 % Shock resistance: >

		Extruded aluminium
		¹Quality: Al 6082-T6 Gr 38337 EN-AW-6082 Si : 0.7-1.3% Fe : < 0.5% Cu: < 0.10% Mn: 0.4-1% Mg: 0.6-1.2% Cr: < 0.25% Zn: < 0.2 % Ti: < 0.1 % Al: Rest	Equivalent regulations
			ISO : AlSiMgMn L-3453
		Properties:
		Yield point: > 380 MPa
		Tensile strength: > 215 MPa
		Elongation: > 12% Shock resistance: >

		Extruded aluminium
		¹Quality: Al 6063-T5 Gr 38337 EN-AW-6063 Si : 0.3-0.6% Fe : < 0.5% Cu: < 0.10% Mn: < 0.15% Mg: 0.6-0.9% Cr: < 0.05% Zn: < 0.05 % Ti: < 0.2 % Al: Rest	Equivalent regulations
			ISO : AlMg0.5Si L-3441 ASTM B210/221/429 ASTM B241/345/491
		Properties:
		Yield point: > 145 MPa
		Tensile strength: > 185 MPa
		Elongation: > 22% Shock resistance: >

		Extruded aluminium
		¹Quality: Al 5754- H114 EN-AW-5754 Si < 0.4% Fe : < 0.4% Cu: < 0.10% Mn: < 0.5% Mg: 2.6-3.6% Cr: < 0.3% Zn: < 0.2 % Ti: < 0.15% Al: Rest	Equivalent regulations
			ISO: AlMg3
		Properties:
		Yield point: > 100 MPa
		Tensile strength: > –MPa
		Elongation: > –% Shock resistance: >

Anchors:	Rod:	Hot Rolled Steel
		¹Quality: C45E(EN 10083-2) , Gr 1.1191	Equivalent regulations
			F1140 (UNE) Gr2 (ASTM 194) 080M46 (BS) CK45 (DIN 17200)
		Properties:
		Yield Strength : > 305 MPa
		Tensile Strength: 580 MPa
		Elongation: > 16 %
	Nut:	Carbon Steel
		¹Quality: Gr 8, ISO 898 DIN934	Equivalent regulations
			ASTM A563 Gr. DH
	Washer:	Carbon Steel
		¹Quality: S275-JR. EN 10025 DIN 125	Equivalent regulations
			43B ( BS4360) A36 (ASTM A36)
		Properties:
		Yield Strength : > 275 MPa
		Tensile Strength: 410-560 MPa
		Elongation: > 18 %

Protection types

IP:
- Motor: IP56
- Gear Box: IP56
- Enclosure: IP66
- Push bottom: IP66
- Junction box: IP66
ATEX, IECEX:
- Gangway for Zone 1: II 2G c IIB T3
- Motor: II 2G Ex d IIB T4
- Gearbox: II 2G c IIB T4
- Enclosure: II 2G Ex d IIB T4
- Push bottom: II 2G EE e IIC T6
- Junction box: II 2G Ex ia IIC T6/T5