A special set of gloves designed to protect workers from electrical shock.
rubber insulated gloves
It's a helical structure used to convert between rotational and linear movement or force.
threads
a narrow channel that runs around the perimeter of the roof.
slotted gutter
It's a type of switch which consists of a simple electric mechanism or air switch mechanism to turn something on or off.
push-button
a set of documented requirements to be satisfied by a material, design, product, or service.
Specifications table
to fasten one object firmly to another (verb)
secure
It's a tool used to apply a specific torque to a fastener such as a nut, bolt, or lag screw.
torque wrench
These are phase meters that are used in areas that require a minimal amount of power.
Single phase meter
To make something tighter, firmer, or less easy to move. (verb)
to tighten
to discover the exact size or amount of something
measure
It's a thin, pointed piece of metal with a raised edge twisting round along its length and a flat top with a cut in it.
Screws
It's a hand tool used in soldering. It is composed of a heated metal tip and an insulated handle.
Tin soldering iron
This is the inverter that converts a DC input into a three-phase AC output.
three-phase frequency inverter
It's a three-terminal resistor with a sliding or rotating contact that forms an adjustable voltage divider.
potentiometer
This tool lets you turn a nut or bolt without repositioning the tool on the fastener
socket and ratchet / socket wrench
The reasonable use of an utility such as water, energy, etc.
rational consumption
a modular block with an insulated frame that secures two or more wires together
Terminal block
It is the wheel with grooves where the rope fits in to, as part of a pulley.
Sheaves
It's a small device, usually pushed up or down with your finger, that controls and turns on or off an electric current.
switch
This phase electric meter is used for measuring the power of a three-phase electrical supply.
Three-phase meter
A power supply is an electrical device that supplies electric power to an electrical load.
power supply
It's an interconnected set of components that convert compressed gas (usually air) into mechanical work.
pneumatic circuits
It's a piece of equipment for moving heavy objects up or down, consisting of a small wheel over which a rope or chain attached to the object can be easily raised or lowered.
pulley