電工 影片素材 第1頁

Close up of hands wiring and connecting electrical cable wire using a connector clip

Skilled electrician working on electrical panel outdoors in urban setting during daytime

Close up to bandaged hand using self locking electrical cable connectors to connect wires

Close-up of an electricians hands attempting to fit an electrical wire to a self-locking cable connector

Vertical Shot: Electrical Thermal Analysis of Wires

A man calls an electrician by phone at home. A man describes a breakdown of electrical wiring

Electrical switch and plug on color background,

Certified technician contracted by customer to detect air conditioner issues, writing down on clipboard real-time superheat and subcooling values measured by pressure benchmarking tool

Vertical video Mechanic ordering new components on green screen mock up tablet for out of order air conditioner after finishing troubleshooting. Expert looking online for hvac system replacement parts

Vertical video Qualified electrician servicing outdoor condenser internal components, checking freon level and calibrating thermostats. Precise serviceman imputing maintenance results data on laptop

Vertical video Knowledgeable professional contracted by client to detect air conditioner issues, checking real-time superheat and subcooling values measured by ac gauges vacuum pump displayed on

Vertical video Meticulous technician removing layer of dust from blower fan to prevent ventilation system failure. Adept repairman cleaning internal components to stop risk of HVAC system overheating

Vertical video Close up of expert electrician calibrating ac gauges vacuum pump during comissioned hvac system troubleshooting. Experienced wireman looking for potential low pressure in condenser

Capable specialist contracted by home owner to detect HVAC system problems, checking real-time superheat and subcooling values measured by manifold gauges displayed on green screen laptop

Vertical video Competent mechanic unpacking toolkit with professional pressure measurement equipment needed to check freon levels. Proficient expert commissioned by client, preparing for HVAC system

Vertical video Knowledgeable professional using tablet to look online for new blower fan after finding external HVAC system malfunctioning ventilation component during home owner comissioned

Vertical video Seasoned mechanic employed by customer to find cause of faulty outdoor hvac system using measurement device, with nitrogen pressure loss over time displayed on chroma key laptop screen

Vertical video Hardworking mechanic sweeping away loose debris accumulated around hvac system interior base. Skilled expert cleaning built up layer of dirt from internal parts to prevent cooling

Vertical video Apprentice technician dissasembling outside air conditioner metal front coil panel to check for broken components. Electrician doing repairing on malfunctioning outdoor hvac system

Vertical video Precise repairman contracted by client to detect air conditioner issues, tracking nitrogen pressure loss and adjusting superheat and subcooling level values measured by ac gauges vacuum

Vertical video Seasoned mechanic servicing external condenser internal parts, checking refrigerant level and calibrating thermostats. Capable electrician imputing maintenance results data on laptop

Vertical video Meticulous specialist sweeping away loose debris accumulated around air conditioner interior base. Worker cleaning built up layer of dirt from internal components to prevent cooling

Vertical video Capable specialist contracted by home owner to detect HVAC system problems, checking real-time superheat and subcooling values measured by manifold gauges displayed on green screen

Vertical video Adept repairmen diverse team working with manifold gauges to check air conditioner refrigerant tank in need of maintenance. Professional workers using barometer benchmarking hvac system

Vertical video Knowledgeable professional starting routine maintenance on outdoor hvac system, preparing toolbox. Seasoned mechanic getting tools ready for checking broken air conditioner internal