Thyssenkrupp Industries and Services Interview Questions and Answers

A buffer is a device that absorbs shock or impact to prevent damage to the elevator or its passengers.

• Buffers are typically located at the bottom of the elevator shaft.

• They are made of materials such as rubber or steel springs.

• Buffers are designed to compress and absorb energy in the event of an elevator overspeed or impact.

• They are an important safety feature in elevators.

• Examples of buffer types include hydraulic, pn

OH speed refers to the speed at which an elevator's doors open and close.

• OH speed stands for Opening and Holding speed.

• It is the speed at which the elevator doors open and close.

• The OH speed is an important factor in ensuring passenger safety and efficient operation of the elevator.

• It is typically measured in feet per minute (fpm) or meters per second (m/s).

• The OH speed can vary depending on the type and purpose of the...read more

Pit depth speed refers to the maximum speed an elevator can travel based on the depth of the pit.

• Pit depth speed is determined by the depth of the elevator pit.

• The deeper the pit, the slower the elevator must travel to ensure safety.

• Pit depth speed is an important factor in elevator installation and maintenance.

• For example, a pit depth of 8 feet may require an elevator speed of 200 feet per minute.

• Regular inspections a...read more

Installation process refers to the steps taken to set up and assemble equipment or systems.

• The process involves planning and preparation

• It includes assembling and connecting components

• Testing and troubleshooting are also important steps

• Documentation and training may be necessary

• Examples include installing elevators, HVAC systems, and security systems

PPE stands for Personal Protective Equipment.

• PPE is equipment worn to minimize exposure to hazards that may cause serious workplace injuries or illnesses.

• Examples of PPE include safety glasses, gloves, hard hats, respirators, and earplugs.

• PPE should be selected based on the specific hazards present in the workplace.

• Employers are responsible for providing PPE to their employees and ensuring that it is properly maintaine...read more

Lock out tag out is a safety procedure used to ensure that dangerous machines are properly shut off and not started up again prior to the completion of maintenance or repair work.

• It involves placing a lock on the power source of the machine to prevent it from being turned on

• A tag is also placed on the machine to indicate that it is being worked on and should not be operated

• Only the person who placed the lock and tag is...read more