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RCM Knowledge Base > B412 Specifications & ESC > Flashcards

B412 Specifications & ESC Flashcards

1
Q

What is the max All Up Weight (AUW) of the B412?

A

5400kg (5398kg)

11900lbs

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2
Q

What is the best rate of climb speed (Vy) for the B412?

A

70 KIAS

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3
Q

What is the Vertical Take-Off Safety Speed (VToss) for the B412?

A

40 KIAS

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4
Q

What is the max density altitude for take-off, landing, hover and in-ground effect manouveres on the B412?

A

14000ft, although limited to 10000ft in Australia

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5
Q

What is the max load that can be carried on a B412 with a cargo hook fitted?

A

2041kg

4500lbs

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6
Q

What is the nose up/down slope limitation on the B412?

A

4 deg

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7
Q

What is the lateral slope limitation on the B412?

A

10 deg

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8
Q

What is the max fuel capacity of the B412?

A

1275L

1021Kg

2150lbs

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9
Q

What engines are on the B412?

A

Twin Turbo Pratt & Whitney PT6T-3DF engines w/ 1800 SHP

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10
Q

What is the speed limitation for opening, closing and open in transit of the rear cabin doors?

A

60 KIAS

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11
Q

What is the cruise speed for the B412?

A

115 - 120 KIAS

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12
Q

What is the max airspeed of the B412?

A

140 KIAS

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13
Q

What is the size and weight limit of the tail boom cargo compartment?

A

0.8m^3 / 80cm^3

181.5kg

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14
Q

What is the rotor diametre of the B412?

A

14.0m

46ft

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15
Q

What is the max range of the B412?

A

350 Nm

650 Km

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16
Q

What is the overall length of the B412?

A

17.1m

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17
Q

What is the cabin height of the B412?

A

1.2m

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18
Q

What is the cabin length of the B412?

A

2.3m

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19
Q

What is the cabin width of the B412?

A

2.4m

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20
Q

How many fire extinguishers are onboard, what type are they and how should they be used?

A

2 x Halon Fire Extinguishers - one located behind RH pilot seat, the second mounted behind the LH seat on the forward bulkhead.

To use extinguisher, release it from its housing and remove safety pin, point nozzle toward base of fire and squeeze handle.

Halon can be used on many fires inc solid material, flam liquid, flam gases and electrical.

Halon displaces oxgen from the air so ensure cabin is well ventilated AFTER use.

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21
Q

In an emergency, can the cockpit doors be jettisoned?

A

Yes - jettisoned by pulling on the respective emergency release red ‘T’ handle and pushing the door outwards near the centre of the bottom of the window.

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22
Q

In an emergency, can the cockpit windows be jettisoned?

A

No

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23
Q

In an emergency, can the cabin windows be jettisoned?

A

Yes

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24
Q

What is the total number of passengers that the B412 can be equipped for?

A

15 seats - 2 in front for PIC & CoP

13 pax in cabin

25
Q

What liferaft(s) is the B412 equipped, what is its capacity and operation?

A

Winslow Liferaft
7 pax capacity
10 pax overflow

Stowed in cabin, secured with restraints on wall or floor

Deployment:
1. Withdraw all red retaining line from underneath velcro tab of life-raft valise
2. Once fully withdrawn, tug/jerk on red retaining line to activate attached quick release ripcord

26
Q

What lighting does the emergency lighting system consist of?

A

…

27
Q

What is the approximate useful payload of the B412?

A

2279 Kgs

5000 Lbs

28
Q

What is the transponder squak code for a hijacking?

A

7500

29
Q

What is the squak code for an emergency situation/ mayday/ distress?

A

7700

30
Q

What is the transponder squak code for radio failure?

A

7600

31
Q

What are the international emergency frequencies?

A

121.5 MHz

243 MHZ

406.025 MHz

Marine Channel 16 (156.8MHz)

32
Q

What is a distress call and what information should it include?

A

Notify ATC and traffic that aircraft and occupants are in imminent danger

MAYDAY x 3,
Aircraft Callsign x 3,
Aircraft type,
Position and time,
Heading, airspeed, altitude,
Nature of distress,
PIC intentions,

33
Q

What fixed ELT is fitted in the B412?

A

Kannad AF-H 406

34
Q

How does the Fixed ELT operate?

A

Transmits on emergency frequencies 121.5 Mhz, 243 Mhz and 406.025 Mhz and interfaces with the aircraft GPS so that the ELT can transmit and GPS-derived position to a satelite in the COSPAS-SARSAT format. The ELT will transmit continuously on 121.5 and 243 MHz for up to 100hrs, and for up to 24hrs on 406.025 Mhz.

35
Q

How is the ELT activated?

A

Manually activated by switching the cockit switch from “Armed” to “On”

Automatically activated by crash-sensing G-switches

36
Q

What is the range of the B412?

A

650km

350nm

37
Q

What is the approximate fuel burn (in cruise) for the B412?

A

340kg/hr

38
Q

What is the emergency shut down procedure for the B412?

A

Pull Red ‘T-Bar Fire Handles’ to starve both engines of fuel

39
Q

What should be discussed and demonstrated during a pax safety brief?

A

a. external hazards of the aircraft - rotorwash, noise, pitot tubes, skids, MR & TR, exhausts, intakes
b. entry points and method of gaining access,
c. cockpit and cabin door operation,
d. operation of seat belts,
e. location and operation of fire extinguishers,
f. operation and contents of life-jackets,
g. location of survival equipment, inc first aid kit
h. location and operation of emergency exits,
i. brace position before impact/ ditching,
j. location and operation of life-rafts,
k. method of egress in the event of a roller-over,
l. safe evacuation in the event of a ditching,
m. no smoking in or around aircraft,
n. management of loose articles, stowage of equipment and personal items in/ around aircraft

40
Q

What portable EPIRB / PLB is the B412 fitted with?

A

GME 403 AccuSAT EPIRB / PLB

Transmits on 121.5 Mhz and 406.025 Mhz (Cospas-Sarsat format) for up to 48hrs continuously.

Automatically activated by water immersion.

Manually activated by:
1. Lifting cover and pushing yellow slider fully over yellow button,
2. Close cover, flashing light and “beeping” will confirm activation,
3. Fully extend the antenna

41
Q

What life-raft(s) is the B412 equipped with?

A

Winslow
7 pax
10 pax overflow

42
Q

What actions can the rear crew take during a ditching/ forced landing to assist the pilot(s)

A

a. ensure equipment is stowed and pax are restrained and secure,
b. assist with transmission of a distress call,
c. assist pilot with location of a suitable landing area,
d. prepare for brace position,
e. prepare for utilisation of ELTs,
f. identify emergency exits and ensure clear egress for evacuation,
g. prepare for utilisation of life-rafts
d. prepare for swift retreival of first aid and survival equipment,

43
Q

What are the 2 types of life-jackets utilised on CHC aircraft?

A

Switlick X-Back Life-Jacket

Viking Life-Jacket

44
Q

What does HFIRES refer to?

A

H - Height (Low)
F - Fouled Hook
I - Intercom Failure
R - Cable Runaway
E - Major and Minor Emergencies
S - Hoist Stoppage, Stretcher Spin/ Swing/ Snag

45
Q

What are features and contents of the Switlick X-Back Life Jacket

A

FEATURES:
- 2 x red-beaded deployment handles,
- 2 x CO2 cylinders,
- 2 x inflation chambers,
- 2 x inflation tubes,
- 1 x salt-water activated light
- 2 x pockets
- 1 x CA-EBS O2 bottle and mouthpiece

CONTENTS:
- Heliograph
- Whistle
- GME Accusat MT410 PLB
- Pains Wessex Day/ Night Flare
- MK9 Pains Wessex MiniFlares
- Marine Radio Adapter (RCM)

46
Q

What are the contents of the SAR Survival Pack?

A
47
Q

What are the contents of the Winslow Life-Raft Survival Pack?

A

1 x Immediate action card,
1 x Survival flip card,
1 x Water pack (10 x 50 mL sachets),
3 x Leak stoppers,
1 x Small drinking cup,
1 x 6 pint baler bucket,
1 x Sponge,
1 x First aid kit,
1 x Seasickness tablets (pack of 60),
1 x Flashlight c/w batteries
1 x Heliograph
1 x Mini flare MK3 pack (8 flares)
1 x Body warmer pack
2 x Hand warmer pack
2 x Cyalume light sticks
4 x Day / night flares
1 x Techtest PLB
2 x Whistle
1 x Sea dye marker
1 x Rescue line and quoit
1 x Pump assembly
1 x Reverse osmosis pump (desalination kit)

48
Q

What are the contents of the Winslow Life-Raft First Aid Kit?

A

Wound dressings,
Triangular bandages,
Gauze,
Scissors,
Bandaids

49
Q

What are the three variations the Winslow Laft-Raft canopy can be set to following inflation?

A

Closed,
Sail,
Convertible

50
Q

How many boarding ladders are located on the Winslow 7-pax life-raft and where are they located?

A

3 in total - 2 outside, 1 inside life-raft

51
Q

What actions should be taken if the Winslow 7-pax life-raft inflates in an inverted/ upside down orientation?

A

Use the attached righting line to turn life-raft right side up

52
Q

What is the Winslow 7-pax life-raft equipped with?

A

Floating knife,
Self-deployable anchor,
Heaving line,
Water-activated lights,
Survival kit,
First Aid kit,
EPIRB/ PLB,
Baler bucket,
Manual inflation tubes (additional to N2 and CO2 cylinders)
Pentagonal ballast system

53
Q

What are the priorities for survival?

A
  1. Protect self from exposure to the elements - locate and/or construct shelter
  2. Location & Communication - deploy PLB/ EPIRB/ SART/ CPI, heliograph, reflective devices, laser pointers, torches, SOS techniques etc
  3. Water - locate and ration water, utilise water-making equipment
  4. Food - locate and ration food
  5. Morale
54
Q

What are the parameters for the use of Immersion Suits?

A

Ambient Air Temp < 10C
Water Temp < 15C
Combined Temp < 31C

Wind chill should be taken into account

55
Q

What is the process for evacuation onto water after ditching?

A
  1. Brace position,
  2. Identify emergency exits
  3. Remain in seats until all violent motion ceases, unless the aircraft capsizes - immediately evacuate via emergency
    exits,
  4. Evacuate via emergecy exits (jettison cockpit doors and cabin windows),
  5. Inflate life-jackets,
  6. Inflate and board life-raft(s),
  7. Cut short mooring line,
  8. Deploy sea anchor,
  9. Head count,
  10. Erect canopy as required,
  11. Establish comms with radio, activate PLB/EPIRBS,
  12. Administer sea sickness tablets
56
Q

What is the process for evacuation onto water following a ditching without life-raft available?

A
  1. Brace position,
  2. Identify emergency exits
  3. Remain in seats until all violent motion ceases, unless the aircraft capsizes - immediately evacuate via emergency
    exits,
  4. Evacuate via emergency exits (jettison cockpit doors and cabin windows),
  5. Inflate life-jackets,
  6. Connect buddy lines
  7. Head count,
  8. Establish comms with radio, activate PLB/EPIRBS,
  9. Administer sea sickness tablets
57
Q

What is the process for evacuation onto land following a forced landing?

A
  1. Perform emergency shutdown,
  2. Activate Kannad AF-H ELT,
  3. Evacuate via emergency exits or utilise cockpit and cabin doors where safe to do so. If fire presence, evacuate from opposite side of aircraft,
  4. Take first aid kits and survival kits (where safe and practicable),
  5. Muster crew and pax upwind of aircraft
  6. Establish comms and ensure PLBs/ EPIRBs transmitting,
  7. Head count and treat injuries ,
58
Q

With regards to winching operations, what hand signal should the RCM perform to abort task?

A

A cross formed by the forearms

59
Q

With regards to winching operations, what hand signal should the RCM perform if they want to be returned to the aircraft?

A

Both arms move across the body in a horizontal sweeping fashion

RCM Knowledge Base (26 decks)

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