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City of Yokohama, Fire Bureau Air Fire Brigade
Major Performances and Major Equipment Introduction

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Major Performances and Major Equipment Introduction

Last Updated October 1, 2019

The City of Yokohama, Fire Bureau Air Fire Service has two helicopters. These two helicopters are nicknamed "Hamachidori 1" and "Hamachidori 2", respectively.

Machidori 1

Machidori 2

Major performance of helicopters

Major performance of helicopters
		Unit 1	Unit 2
Nickname		Machidori 1	Machidori 2
Registration symbol		ＪＡ１３１Ｙ	ＪＡ１５２Ｙ
Date of operation		July 1, 2013	June 4, 2015
Aircraft	Manufacturing Company	Agusta Westland, Inc. (Italy)
	Model	Agusta type AW139 type
	Total length	16.66m (when rotating the main rotating wing) [Torso: 13.77m]
	Total width	13.80m (Main Rolling wing diameter) [Torso: 4.42m]
	Total height	４．９８ｍ
	Number of passengers who can board	Up to 17 people
	Maximum fuel mounted	１，５８８ℓ
Engine	Manufacturing Company	Ｐ＆ＷＣ (Pratt and Whitney Canada)
	Model	Platt-and-Whitney Canadian style PT6C-67C type
	Base number	2 units
	Maximum output	3,358 hp (1,679 horsepower x 2 units)
Performance	Maximum cruising speed	３０６ｋｍ／ｈ
	Maximum voyage time	4 hours and 10 minutes
	Maximum takeoff weight	６，８００ｋｇ
Major Equipment	Raising equipment (Whiste)	２７２ｋｇ
	Hanging equipment (Cargo Hook)	２，２００ｋｇ
	Searchlight	１，６００Ｗ
	Video transmission equipment	High-sensitivity camera integrated with visible and infrared rays (directly beneath the bow)
	Outboard loudspeakers (Speaker)	１，２００Ｗ
	Fire extinguishing equipment	Aircraft fixed tank (1,800l) Hanging bucket (1,000l)
	Emergency equipment mounting equipment （ＥＭＳ）	Stretchers, oxygen cylinders

Successive helicopters

First Unit 1 (JA9544)

Operating period from April 1980 to March 1995

SA365C type

First Unit 2 (JA9585)

Operating period from April 1983 to March 1998

AS365N type

2nd generation unit (JA6740)

Operating period from April 1995 to June 2013

AS365N2 Type

2nd generation unit (JA98YH)

Operating period from April 1998 to May 2015

AS365N2 Type

Major helicopter equipment

Air rescue

Whest equipment

A device that lifts rescuers and members in need of rescue and members in the plane, or lift them down to the ground.

Maximum allowable load of 272kg
Cable length 90m

Survivor sling

This equipment is attached to rescuers who need rescue and lifts up with a whist device to rescue.

Operational load 270kg

Rescue stretcher

Rescue stretcher (air stretcher)

This is a device that fixes the rescuer on a stretcher and lifts it with a whist device to rescue it.

Maximum allowable load of 200 kg
Maximum number of possible personnel
Weight about 10.2kg

Eback Harness (Rescue Harness)

This is a device that lifts up and rescue with a whist device while sitting on a chair, such as when the rescuer is weakened and the consciousness is poor.

Maximum number of possible personnel

For fire extinguishing

Fire Attack (fixed type fire extinguishing tank)

Fire attack

A device that puts water or fire extinguisher in the lower part of the body torso and spray water at the fire site.
It is also possible to absorb water with a water-absorbing pump.

Tank capacity 1,800l

Extinguishing bucket (off-flight hanging type)

Fire extinguishing bucket

This is a container that contains water and fire extinguishing agents for air extinguishing in the air, and is attached to a cargo hook and sprays water at the fire site. It can be folded and compact, and can be mounted on board.

Capacity 1,000lL

Fire flex

It is used as a simple water tank when supplying water from the ground, such as in the air, can secure a water supply source.

Capacity 6,800l
Upper diameter 2,150 mm
Height (when the water is full) 1.2m

Emergency Services

Emergency Equipment Installation Equipment (EMS)

Emergency equipment mounting equipment

This is a device for storing emergency patients on board and transporting them to medical institutions.

1 aircraft stretcher
Oxygen cylinder

For transporting goods

Extraordinary Hanging Equipment (Cargo Hook)

Cargo hook

This is a device for hanging and transporting relief supplies and other heavy items that cannot be accommodated in the plane.

Maximum allowable load of 2,200 kg

Information collection

HTV System

This system uses a high-performance camera installed directly below the head of the helicopter to transmit images taken from the sky to the command center and ground activity units.
By switching to infrared mode, it is possible to shoot the temperature distribution of the subject that cannot be determined by the naked eye at night or at the time of special disasters such as industrial complex disasters.