How to test the property electrician certificate

Abstract: A property electrician is an electrician who works in a living area. Electricians in general properties are exposed to electrical work below 1 kV. Usually, the most common contact is the 380 volt three-phase four-wire civil power supply, which is mainly engaged in the maintenance of civil electricity. Property electricians mainly master the technology of household electricity. Such as changing switches, changing fuses, changing light bulbs, connecting wires and so on. Property electrician must hold "Low-voltage electrician special operation certificate"; There are also property companies that require an electrician professional qualification certificate. Then, how to test the property electrician certificate? Let's take a look! How to test the property electrician certificate

Property electricians can take the special operation certificate and low-voltage operation certificate issued by the Safety Supervision Bureau. The low-voltage electrician special operation certificate examination needs to consult and register with the safety supervision bureau or a qualified training and assessment unit.

After the registration of the property electrician certificate, the safety supervision bureau or its training unit will organize and arrange it in a unified way. The content of electrician certificate examination is electrician theory and electrician practical operation certificate examination.

Starting from 20 15, the state administration of work safety has stipulated that 80% of the questions in the electrician question bank in each region will be given by the state administration of work safety and 20% by the regional administration of work safety; Moreover, the electrician's special operation certificate has been changed from the original theory plus actual operation ***60 and above to two total scores of 80 and above.

Application materials for property electrician certificate: copy of ID card (front and back), one-inch blue background photo, and three application forms for special operation certificate (collected at the time of registration).

Matters needing attention

Special operations personnel must hold relevant certificates.

What is the duty of a property electrician?

00 1 intelligence: it is to monitor buildings and provide network and communication services through various technical means, with the ultimate goal of providing efficient and convenient management means and services for buildings.

002 Intelligentization includes building automation (BA), security monitoring automation (SA), office automation (OA), communication automation (CA) and fire fighting automation (FA). Automatic meter reading and charging.

The concept of building automation is to realize the automatic management of equipment by monitoring the main equipment in the building, so as to achieve the purpose of timely and efficient management of the building, and at the same time to achieve the purpose of energy saving by managing energy-consuming equipment.

Building automation mainly includes air conditioning system monitoring, power supply and distribution system monitoring, lighting system monitoring, fire control system monitoring, water supply and drainage system monitoring and elevator system monitoring.

005 workflow of building automation system: under normal circumstances, it works according to the actually set workflow, and when there is any abnormal situation, it sends out an alarm signal to remind the personnel on duty to handle it accordingly.

The characteristics of 006 monitoring computer failure are: all instructions fail or the computer can't work normally at all.

The possible reasons for the failure of 007 instruction are: the most likely reason is software failure.

008 If the monitoring computer fails, it shall immediately notify the engineering unit for processing.

The phenomenon of 009 bus failure is that some equipment status display is abnormal or some equipment instructions are invalid.

The fault of 0 10 bus is characterized by the following: after the fault point on the bus, all devices show abnormal status, and the instructions after the fault point are invalid.

0 1 1 If there is a bus fault, you should immediately check the system diagram, find the fault point, carry out corresponding line maintenance, or notify the contractor to handle it.

What is 0 12 DDC? Direct bus controller. (DirectDataController)

The fault characteristics of 0 13DDC are: abnormal display of equipment status controlled by DDC or abnormal indication of corresponding equipment.

0 14DDC fault handling: if it is a DDC fault, first confirm whether the power supply is normal. If the power supply is normal, replace DDC or notify the manufacturer for handling.

The fault of 0 15 sensor shows that the corresponding point data is abnormal or unchanged for a long time.

0 16 sensor fault handling: immediately notify the manufacturer for handling.

The fault of 0 17 actuator is characterized by the failure of the corresponding equipment to execute the command action.

0 18 actuator fault handling: please ask the construction unit to confirm the fault, and then notify the actuator manufacturer to handle it.

0 19 air conditioning system mainly monitors: refrigeration unit, cooling unit, cooling tower, air conditioner, fresh fan, exhaust fan and fan coil.

The monitoring content of 020 power supply and distribution system mainly includes the monitoring of high and low voltage distribution cabinets and generators, which are generally only monitored but not controlled.

02 1 monitoring significance of power supply and distribution system: by monitoring the status of high and low voltage distribution cabinets, timely remind maintenance personnel to maintain the equipment.

022 The contents of fire control system monitoring: generally, it includes the monitoring of fire pump status and the pressure detection of fire hose, which is generally only monitored but not controlled.

023 elevator system monitoring content: elevator system monitoring generally includes vertical elevator status monitoring and escalator monitoring.

Contents of water supply and drainage system monitoring: Water supply and drainage system monitoring generally includes domestic pump monitoring, water level of domestic pool and domestic water tank, water level of sewage pool and sewage pump monitoring.

Security monitoring automation includes: security monitoring system mainly includes closed-circuit camera system and access control patrol system.

The function of 026 closed-circuit camera system: by setting cameras in main passages, public areas, elevator cars, etc. The personnel in the monitoring center can monitor the situation of public areas at will, and at the same time, they can make regular video recording and alarm video recording.

027 entrance guard patrol system includes: entrance guard system, patrol system, door magnet, infrared double identification, infrared correlation, etc.

Significance of 028 double identification probe: It is mainly used as an auxiliary system of door magnetic system to control the entry of large open areas and alarm video recording.

Significance of 029 infrared correlation system: it is mainly installed on the external wall to prevent climbing.

030 office automation mainly includes: office automation mainly realizes paperless office by setting up mail system and defining automatic document flow procedures.

How to realize 03 1 office automation: to realize office automation, we must first establish a network platform and a server platform, and build an office automation application system on the platform. By setting the internal WWW server and mail server, the document flow module is defined, and paperless office is realized.

The function of 032WWW server is to provide services for users to access the Internet and provide WWW network services for users in the building.

Services that the integrated application platform server can provide: the integrated application platform server can provide office automation services, virtual host services, virtual private network services, network security services, billing services, etc.

The operating system adopted by 034 integrated application platform server: UNIX operating system.

Database used by 035 integrated application platform server: ORACLE database.

036 Virtual Hosting Service: Users build their own virtual hosts and provide services such as virtual websites by renting part of the resources of the integrated application platform server.

The advantage of 037 virtual hosting service is that it does not need its own special equipment and management personnel.

038 virtual private network service: users use the network resources of the building to set up a virtual private network by setting it on the network management machine.

The advantage of 039 virtual private network service is that it does not need its own special equipment and management personnel.

040 network security service: it is to ensure the security of professional servers and virtual servers in the local area network by formulating a unified network security strategy.

04 1 communication automation includes telephone, internet, data cable, cable TV, satellite TV, etc.

The automation of meter reading and charging includes: automatic copying of water meters, electricity meters, gas meters, air conditioners, etc.

The premise of automatic meter reading charge is that digital meters must be selected.

The principle of 044 automatic meter reading charge is: the pulse counter records the pulse, and then converts the pulse number into the charge number.

Concept of fire automation: Fire automation is to realize automatic fire alarm and take various emergency measures in buildings through various fire probes and control equipment.

The equipment of 046 network computer room includes: network server and network management machine.

047MDF equipment room includes: network switch, UPS and main distribution frame.

The main supporting technologies of 048 intellectual property rights are: computer network technology.