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NB/T 10290-2019: (Electronic switch with centralized control)
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(Electronic switch with centralized control)
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NB/T 10290-2019
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Basic data | Standard ID | NB/T 10290-2019 (NB/T10290-2019) | | Description (Translated English) | (Electronic switch with centralized control) | | Sector / Industry | Energy Industry Standard (Recommended) | | Classification of Chinese Standard | K60 | | Classification of International Standard | 29.120.40 | | Word Count Estimation | 10,117 | | Date of Issue | 2019-11-04 | | Date of Implementation | 2020-05-01 | | Issuing agency(ies) | National Energy Administration | NB/T 10290-2019: (Electronic switch with centralized control)---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Electronic switches for centralized control
ICS 29.120.40
K 60
NB
Energy Industry Standards of the People's Republic of China
Centralized electronic switch
2019-11-04 released
2020-05-01 implementation
Issued by National Energy Administration
Foreword...III
1 Scope...1
2 Normative references...1
3 Terms and definitions...1
4 Classification...2
5 Structure type...2
6 Technical requirements...3
7 Test method...4
8 Inspection Rules...4
Figure 1 "Scheme 1", the connection diagram of the electronic switch that can be centrally controlled...5
Figure 2 "Scheme 2" the schematic diagram of the electronic switch connection for centralized control...5
Figure 3 "Emergency power terminal" compatible connection diagram...5
Figure 4 Schematic diagram of connection of centralized master control scale...6
Figure 5 Wiring fault tolerance test connection diagram...6
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed by China Electrical Equipment Industry Association.
This standard is under the jurisdiction of the National Electrical Accessories Standardization Technical Committee (SAC/TC 67).
Drafting organizations of this standard. Huizhou Qirui Electric Co., Ltd., Weikai Testing Technology Co., Ltd., Jiangxi Midea Guiya Lighting Co., Ltd.,
Tianji Electric (Shenzhen) Co., Ltd., Feidiao Electric Group Co., Ltd., TCL-Legrand International Electric (Huizhou) Co., Ltd., Guangdong Red
Helang Technology Industrial Co., Ltd., China Electrical Equipment Research Institute Co., Ltd.
The main drafters of this standard. Chen Tao, Cai Jun, Wang He, Xie Xianqun, Zheng Wei, Zhou Xiancai, He Yuanyuan, Li Xiqin, Tian Tao.
Centralized electronic switch
1 Scope
This standard specifies the terms and definitions, classification, structure, technical requirements, test methods, and inspection rules of electronic switches that can be centrally controlled.
This standard applies to the electronic switch of the centralized control of the emergency lighting system.
The rated current of these electronic switches does not exceed 16 A, and the rated voltage does not exceed 250 V.
Note. Examples of related electronic switches. human body induction switches, sound and light control switches, touch delay switches, etc.
The electronic switch of the centralized control should be able to work normally under the following conditions of use.
--Rated voltage. 85%～110%.
--Using environment temperature. -20 ℃～45 ℃.
--Using environmental humidity. relative humidity is not more than 95%.
2 Normative references
The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this document.
For undated references, the latest version (including all amendments) applies to this document.
GB/T 16915.1-2014 Switches for household and similar fixed electrical installations Part 1.General requirements
GB/T 16915.2-2012 Switches for household and similar fixed electrical installations Part 2-1.Special requirements for electronic switches
JB/T 8593 Panel, adjustment plate and installation box size requirements for electrical accessories
JB/T 11899 Performance requirements for household and similar electronic switches
3 Terms and definitions
The following terms and definitions defined in GB/T 16915.2-2012 apply to this document.
3.1
Emergency power terminal
Used to connect emergency lighting (fire) power supply and achieve the purpose of centralized control of electronic switches.
Note. The electronic switch with emergency power terminal and used for centralized control of emergency lighting system; when this terminal is connected to the standby emergency power phase line, the switch is
In the closed state.
This switch can be used in stairwells, corridors, aisles and other places.
The wiring diagram of this switch is shown in Figure 1 and Figure 2.
3.2
Emergency power terminal compatibility
When any other load is connected in parallel between the emergency power terminal and the neutral line N, the normal characteristics of the electronic switch will not be affected.
Note. See Figure 3 for the compatible connection diagram of "Emergency Power Terminal".
3.3
Centralized control size
The sum of the loads simultaneously connected in parallel on the centralized control line connected to the emergency power terminal.
4 categories
4.1 Classification by starting mode.
--Touch switch;
--Proximity switch;
--Light control switch;
--Voice control switch;
--Human infrared sensor switch;
--Doppler effect switch;
--Other external sensor switches.
4.2 Classification by delay or not.
--Delay switch;
--Non-delay switch.
4.3 Classified by the structure of centralized control.
5 Structure type
5.1 Centralized master control can be achieved by the following two methods
5.1.1 "Scheme 1" The realization method of electronic switch that can be centrally controlled
The main circuit switching element adopts a single-pole double-throw relay which can be centrally controlled electronic switch, and its common end is connected to the load, and the other two ends are divided
Don’t connect with “L end” and “emergency power terminal”. Under the control of the control circuit, the load end is connected to “L end” and “response
Switch between emergency power terminals". (When implementing centralized control, the emergency power terminals are connected to the same power phase as the original power supply (L end)
Line, the centralized control line is used as the load power phase line, and the original power supply (L end) together to ensure the continuous opening of the corresponding load (at this time
The load will continue to open regardless of whether the moving contact is stopped at the "L end" or the "emergency power terminal").
"Scheme 1" is shown in Figure 1 for the connection diagram of the electronic switch that can be centrally controlled.
5.1.2 "Scheme Two" The realization method of electronic switch with centralized control
For this type of electronic switch, the load is only powered by the power source (L end). When implementing emergency centralized control, although the emergency power terminal is connected to the power phase
Line, but the centralized control line is only used as a signal line. After the electronic switch detects that the emergency power terminal is connected to the phase line, it will open through the control circuit.
Start the main circuit to achieve centralized emergency opening.
This type of switch is not suitable for fire fighting places.
"Scheme 2" is shown in Figure 2 for the connection diagram of the electronic switch that can be centrally controlled.
5.1.3 "Scheme Three" The realization method of electronic switch with centralized control
Except as specified in 5.1.1 and 5.1.2, the implementation of other centralized master control is "Scheme 3".
This type of switch is not suitable for fire fighting places.
6 Technical requirements
In this standard, unless otherwise specified, wherever the term "voltage" or "current" is used, it refers to its rms value (root mean square value);
Those who use "power" or similar words refer to its active power.
6.1 Safety requirements
The safety requirements of electronic switches should meet the requirements of GB/T 16915.2-2012.
6.2 Dimensions
The size of the panel and installation box of the electronic switch shall comply with the regulations of JB/T 8593 or the manufacturer's declaration.
6.3 Performance requirements
6.3.1 Overview
The performance of the electronic switch should meet the requirements of JB/T 11899.
In addition to meeting the requirements of the above electronic switch standards, the electronic switch of the centralized control should also meet the special requirements of 6.3.2 and 6.3.3
begging.
6.3.2 "Scheme 1" electronic switch that can be centrally controlled
When the emergency lighting system is started and the "L end" and "emergency power terminal" are connected to the power source, unless the main circuit switching element is permanently
For sexual disconnection (burnt out), the electronic switch should be able to normally connect to the electrical circuit (not affected by the voltage level and whether the electronic circuit is working properly).
6.3.3 "Scheme 2" electronic switch that can be centrally controlled
When the emergency lighting system is activated and the "L terminal" and "emergency power terminal" are connected to a power source whose voltage meets the conditions of use of the electronic switch, the
Normally working electronic switches can be connected to the electrical circuit through the control circuit. For the B-type switch due to insufficient voltage or damage to the control circuit, the set
Central control failure is allowed.
6.4 Wiring fault tolerance
The electronic switch of the centralized master control, when a different phase line (line voltage) is connected between the emergency power terminal and the live wire L end, the electronic switch
There must be no damage that affects safety.
6.5 Emergency power terminal compatible
The electronic switch of the centralized control, when any load is connected in parallel between the emergency power terminal and the neutral line N, the electronic switch should be able to work normally.
6.6 Scale of centralized control
For electronic switches that meet the requirements of this standard, after the emergency power terminal is connected to the centralized main control line, when the centralized main control line is connected in parallel at the same time,
When over 2 000 W resistive load, or no more than 500 W capacitive load, or no more than 500 W inductive load, the electronic switch should work normally.
6.7 Logo
In addition to the signs specified in other standards, for electronic switches that can be centrally controlled, the centralized control terminal should have the identification mark "C";
For the electronic switches that can be centrally controlled in "Scheme 2" and "Scheme 3", there should be a warning label on the smallest package of the product "This type of switch is not applicable
"Fire fighting site" logo.
7 Test method
7.1 Overview
In addition to meeting the test conditions and requirements specified in the relevant standards of electronic switches, the electronic switch of the centralized control should also meet the requirements of 7.2 and 7.3.
special requirements.
The test load must meet the requirements of 19.2 in GB/T 16915.1-2014.
7.2 Wiring fault tolerance test
When connecting different phase lines (line voltage) between L terminal and C terminal, the electronic switch should work normally. Experiment with three new samples,
Methods as below.
Preparation. Install the sample according to the normal use method, and connect the load of rated power, and connect 2 000 between the C terminal and the neutral line of the electronic switch.
W resistive load, 500 W capacitive load, 500 W inductive load, all loads including the sample switch are connected to the power supply through a switch SC
Another phase line connection, by closing the switch SC, a line voltage can be applied between the L terminal and the C terminal, and the initial state of the SC is disconnected.
The following tests are conducted for the initial state of the electronic switch as being disconnected.
The initial state of the electronic switch is the off state (the load goes out);
a) Start the control operation on the tested sample and turn on the load;
b) Close the SC for 120 min. During the test, apply opening and opening operations 10 times. These operations should be evenly distributed throughout the entire
During the test
c) Disconnect the SC control switch.
During the entire test period, the electronic switch shall not be damaged that affects safety, and the surface temperature rise of the electronic switch shall meet the requirements of JB/T 11899.
The connection diagram of the wiring fault tolerance test is shown in Figure 5.
7.3 Centralized control scale and emergency power terminal compatibility test
For the first switch of the scheme, use three new samples to test, the method is as follows.
The sample is installed according to the normal use method and connected to the load of rated power. The emergency power terminals of the three products and the neutral line are connected separately.
Connect 2 000 W resistive load, 500 W capacitive load, 500 W inductive load, the electronic switch should be able to work normally and reach the life of 5000 times
For resistive load, tungsten filament lamp load can be used.
The connection diagram of the centralized master control scale is shown in Figure 4.
7.4 Reliability classification judgment test of centralized control
The drive circuits of the main circuit switching elements of the three new samples in the disconnected state were destroyed as test samples.
Connect the lines and samples as described in 7.2 "Preparation".
The switch SC is repeatedly closed and opened, and the load is controlled by the switch SC and the light and dark changes are scheme 1, otherwise it is regarded as scheme 2.
8 Inspection rules
The electronic switch of the centralized control adopts the inspection rules stipulated in JB/T 11899.
Figure 1 "Scheme One" schematic diagram of electronic switch connection for centralized control
Figure 2 "Scheme Two" connection diagram of the electronic switch that can be centrally controlled
Figure 3 "Emergency power terminal" compatible connection diagram
Figure 4 Schematic diagram of connection of centralized master control scale
Figure 5 Wiring fault-tolerant test connection diagram
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