Thyssenkurpp's Freight Elevator

ThyssenKrupp  Freight Elevator 
~ are designed and manufactured strictly in agreement with ANSI A17.1 and the Canadian Standards Association (CSA/CANB44-94) according to the following loading classifications:

Class A: General Freight Loading.
Where the load is distributed, the weight of any single piece is not more than 1/4 the capacity of the elevator and the load is handled on and off the car platform manually or by means of hand trucks.

Class B: Motor Vehicle Loading.
The freight elevator is used solely to carry automobile trucks or passenger automobiles up to the rated capacity of the elevator.

Class C1: Industrial Truck Loading.
A four-wheeled vehicle may be used to lad and unload the elevator. The combined weight of the vehicle and the load cannot exceed the rated capacity and may be rolled onto the platform as a single unit.

Class C2: Industrial Truck Loading.
During loading and unloading, max load on the platform may be up to 150% of the rated capacity. This enables you to use a forklift to load a car with freight weighing up to the rated capacity.

Class C3: Other forms of Industrial/
Truck Loading. During the loading and unloading process, the rated capacity must never be exceeded.

The following requirements shall apply to Class C1, C2 and C3:
1. The capacity of the elevator shall be not less than the load (including any truck) to be carried and shall in no case be less than 50lb/ft2 (244.10kg/m2) of the inside net platform area.

2.The elevator shall be provided with two-way automatic levelling.

For Class C1 and C2, the following additional requirements shall apply:
1.For elevators with a capacity up to 20,000 lbs (9,072kg), the car platform shall be designed for a loaded truck of weight equal to the capacity or for the actual weight of the truck to be used, whichever is greater.

2. For elevators with a capacity exceeding 20,000 lbs (9,072kg), the car platform shall be designed for a loaded truck of that weight or for the actual wight of the loaded truck to be used, whichever is greater.

source: Thyssenkurpp catalogue

MCB and MCCB

MCB (Miniature Circuit Breakers) and MCCB (Molded Case Circuit Breaker).

MCB can be differentiate from MCCB by their design capacity. MCB is normally rated under 100Amps whereas MCCB could be support as high as 2500Amps. Both are categorized as circuit breaker which are the automatically operated electrical switch designed to protect an electrical circuit from damage caused by overload or short circuit.

There are many brands/ supplier of MCB and MCCB in the market. The well known supplier such as ABB, Hanger, etc are the common supplier that provide the standard design. 16, 20, 25, 32, 40, 50, 63, 80, 100 Amps Single Phase MCB is available in the market. As for the three phase MCCB, the available rating are up to 100, 125, 160, 200, 225Amps.

Malaysia Standard for an OKU (Handicapped) Lift

MS 1184:2002 (page 13 to 15)

Handicapped lift is designed for the ease of usage by the orang kurang upaya (OKU). Understanding standard of the handicapped lift is essential to ensure that the OKU lift is user friendly and safe for usage.

Below is the standard extracted from MS 1184:2002 (page 13 to 15). This is solely for the public reference and general knowledge only.

At least one unit of lift shall be installed adjacent to the public entrance which is accessible by disabled persons. A handicapped elevator is normally design in 1800mm(w) x 1800mm(d) which is the basic designed to accommodate to the wheelchair users. The space provided will be sufficient for the wheelchair to turn through 180 degree inside the car cage. According to MS1184:2002, the minimum entrance size for the lift is 800mm, yet 1100mm width will be recommended. The power operated doors with door safety device shall be provided. If the above is not provided, the automatically closing door should not be less than 5 seconds and closing speed must be designed at lesser than 0.25mps. The lift lobby should have an unobstructed depth of not less than 1800mm. The landing accuracy must be within a tolerance of 10mm. 

Lift car handrail must be provided with the minimum length of 600mm installed at 1000mm above the finished floor level. Car and Hall Call buttons shall be in braille (impaired) type. Alternatively, embossed or braille numbers or letters could be fixed at the adjacent to the respective buttons. The width or diameter of the buttons should not be less than 20mm. The highest buttons of the floor buttons, alarm buttons or emergency telephone should not be higher than 1400mm above the finished floor level. The alarm button should be designed to lights up and produce sound when pressed to reassure those trapped inside.

Lift indicators should be provided in each lift lobby to show the position and direction of the lift car. The audible indicator (voice synthesizer) should be provided to indicate in advance the arrival of the lift car and its direction of travel.

In short, the below should be provided for a handicapped user friendly elevator:-
1. 1800mm(w) x 1800mm(d) Car Size
2. Car Handrail (3 sided) installed at 1000mm above FFL
3. Car and Hall Call buttons shall be braille type
4. The highest buttons shall be installed not more than 1400mm from FFL
5. Horizontal Car Operating Panel shall be provided
6. Voice Synthesizer
7. Visible and audible emergency alarm
8. Rear Glass Panel
9. Good floor leveling tolerance, i.e. not more than 10mm

Feel free to top up should I have missed out any.

Otis - The World No 1 Elevator Company

Brief History

Otis Elevator Company is the world's largest manufacturer of vertical transportation systems. In 1852, Otis invented the first ever safety elevator on the earth. The implementation of the special mechanism to lock the elevator car when the main hoisting ropes fail. Otis has been founded in Yonkers, New York, US in year 1853 by Elisha Otis. The company headquarter is located in Farmington, Connecticut.

Otis Elevator Malaysia

Otis Elevator Presence in Malaysia in year 1920 when the first elevator was installed in the E&O Hotel, Penang. The lift is well maintained and are constantly serving its end users. The company has established an agency operation Malaysia in year 1939. The demand on building transportation increased and the company has established a joint venture with Pernas Trading in year 1986 to form Pernas Otis Elevator Company. Currently, the company is known as Otis Elevator Company (M) Sdn Bhd with its headquarter in Bukit Damansara, Kuala Lumpur. 

Otis Mega Projects

Otis installed their ever first double deck passenger lift in Petronas Twin Tower (Tallest Building on the world from 1998 to 2004). Lower deck of the lift is serving the odd numbered floors whereas the upper deck is the servicing the even numbered floors. There are a total of 29 double deck passenger elevators in these towers. Different bank of lifts has been designed to serve certain floors of the towers, which is known as "Zoning". Each double deck passenger lift has been designed with it's 53 passengers, i.e.26 passenger per deck. There are four executive elevators which allowing access to every floors. The elevator can bring its rider from basement to the top floor in 90 seconds. Another Prestige installation in Malaysia is at Esso Tower.

Otis Elevator has supplied and installed eight escalators and fifty seven elevators in the Burj Khalifa Project (formerly known as Burj Dhubai). Otis supports teams from all around the world have been involved with the project team. From the design stage up to the installation and maintenance of the equipments, Otis have provides its superb engineering and project management support to the main builder. The model being supplied to this mega structure are GeN2 (25 units), Skyway(7 units). Currently, Otis is still the world's highest elevator transporter which serving the total travel of 638 meters with the world's fastest double deck elevator (10.0 mps)

Otis Customers
To those end users who have a great or even bad experience with the service offered by any lift company, feel free to drop a comments. You might get the free consultation from here.. ^^