Shanghai Huabang Industrial Business Network - locking device

[locking device]MGK series permanent magnet intelligent controller

2026-6-13 19:46:24

The MGK series permanent magnet intelligent controller is an outdoor controller designed specifically for medium voltage 35KV and below ZW �� permanent magnet switches. It can easily cooperate with the pole mounted permanent magnet switch to achieve opening and closing management, line protection, and automatic reclosing functions. Controller connected to switch installation, used as an electronic operation and intelligent protector for permanent magnet switches.

[locking device]GSWY High voltage live display locking device

2026-6-13 19:31:59

The GSWY high-voltage live display locking device adopts LCD digital display, powered by Li/SOC12 battery, and does not require external power supply, avoiding the additional workload caused by laying power lines. Widely applicable to various places inside and outside households where it is difficult to lay power sources, it is an ideal safety device for preventing electrical misoperation on 35kV~500kV indoor and outdoor electrical equipment or networks.

[locking device]GSW(N)4 outdoor (indoor) high-voltage live display locking device

2026-6-13 19:31:50

The GSW (N) 4 outdoor (indoor) high-voltage live display locking device adopts new sensors and automatic phase separation control technology, with a simple and novel structure, easy installation and maintenance, and interference free phase separation control;

The GSW (N) 4 outdoor (indoor) high-voltage live display locking device is widely used in 35-500kV indoor and outdoor electrical equipment or networks, and can also be used in GIS sulfur hexafluoride fully enclosed composite electrical appliances to implement forced locking in conjunction with electromagnetic locks, microcomputer five prevention locking devices, etc., to prevent electrical misoperation;

The GSW (N) 4 outdoor (indoor) high-voltage live display locking device is more suitable for outdoor use. Its sensor can withstand various harsh weather disturbances without the need for anti fouling flash coating, with low maintenance costs and long service life

[locking device]High voltage live display locking device for GSN3 type switchgear

2026-6-13 19:31:41

The high voltage live display interlocking device for GSN3 switchgear adopts new sensors and automatic phase separation control technology, with a simple and novel structure, easy installation and maintenance, and interference free phase separation control;
Widely used in high-voltage switchgear ranging from 10 to 35kV and other places that require locking to implement mandatory locking and prevent electrical misoperation;

The sensor does not directly contact the charged body, overcoming the disadvantage of the capacitance value of the "pillar ceramic bottle sensor" being prone to change. During installation and maintenance, there is no need to conduct partial discharge tests, resulting in low maintenance costs and long service life.

High voltage live display locking device for GSN3 switchgear

[locking device]GSW(N)2 High voltage live display locking device

2026-6-13 19:31:32

The GSW (N) 2 type high-voltage live display locking device is widely used in indoor and outdoor electrical equipment or networks ranging from 35 to 500 kV. It is installed on the line grounding switch, bus grounding switch, and bus voltage transformer grounding switch, and can also be used in conjunction with GIS fully enclosed composite electrical appliances to prevent live misoperation of the grounding switch.

[locking device]DXW high voltage online detection live display locking device

2026-6-13 18:42:48

The DXW high-voltage live display device is mainly suitable for indoor and outdoor high-voltage electrical equipment networks with AC 50HZ and rated voltage of 35-500KV. It can accurately detect whether the equipment is live online to prevent electrical misoperation, and is an intelligent safety device for mechatronics integration. This device has a remote interface that can transmit live signals to the control center through optical, telephone, SMS, and GPRS methods, providing advanced technological means for safety production.

The DXW high-voltage online detection live display locking device adopts a non-contact sensor. The sensed electric field signal is filtered, amplified, deformed, and compared. After processing, the MCU detects whether the equipment is live according to a pre-set program, drives the display circuit and alarm device, and locks the relay contacts with the microcomputer. Electromagnetic lock locking and mechanical program locking are combined to implement forced locking, reliably preventing live errors, grounding knife switches or live hanging ground wires. This device is installed on the grounding knife switch of the line and the grounding knife switch of the ground wire, as well as to lock the active line ground wire and live interval.

[locking device]JSXGN-12G series mechanical locking

2026-6-13 18:30:01

The JSXGN-12 operation interlocking mechanism is suitable for various wiring schemes and structural forms in XGN2-12 box type fixed metal enclosed switchgear. It can operate various isolation switches, grounding switches, and load switches, and can be interlocked with circuit breakers, front and rear cabinet door locks, electromagnetic (program) locks, and auxiliary switches to achieve anti misoperation protection system. It is a relatively advanced, reasonable, and easy to operate operating mechanism.

2�� Environmental conditions for use
1. Altitude: not exceeding 1000m
2. Surrounding air temperature: upper limit+40 ��, lower limit -10 ��.
3. Relative humidity: daily average not exceeding 95%; The monthly average is not greater than 90%.
4. Pollution level: Level II
5. Earthquake intensity: not exceeding 8 degrees.

3�� JSXGN-12G series mechanical locking models and their meanings

4�� Main model specifications

Model	operating function	remark
JSXGN-12/DSX	Upper grounding, upper isolation, lower isolation	III
JSXGN-12/DS	Grounding and isolation on top	Left position II
JSXGN-12/SD	Upper isolation, lower grounding	Right position II
JSXGN-12/SX	Upper isolation, lower isolation	Right position II
JSXGN-12/S	quarantine	Middle I position
JSXGN-12/X	Lower isolation	Middle I position
JSXGN-12/DSD	Upper grounding, upper isolation, lower grounding	Position III
JSXGN-12/DSXP	Upper grounding, upper isolation, lower isolation, roadside isolation	Position IV

5�� Appearance and installation dimensions

6�� Hole size of panel cabinet

8�� Ordering Notice
1. Indicate the product model and quantity (if necessary, provide the operational functions of the mechanism).
2. Name, specifications, and quantity of spare parts and accessories.
3. Special specifications of functional content, operation, and direction.
4. The panel of the institution is made of 2mm thick mirror stainless steel plate, and the surface parts are chrome plated. If there are special requirements, they should be noted.

[locking device]JS-XGN-12 Series Box Cabinet Mechanical Locking Mechanism

2026-6-13 18:28:44

JSXGN-12 box cabinet mechanical locking (hereinafter referred to as locking) is a mandatory locking device for box cabinets, which uses mechanical interlocking to control various operating procedures, meets the requirements of the "five prevention" function of switchgear, and has the characteristics of easy operation, safety and reliability.

The JS-XGN-12 series box type cabinet mechanical locking mechanism is suitable for various wiring schemes and structural forms in XGN-12 box type fixed metal enclosed switchgear, and can be interlocked with electromagnetic operating mechanism, spring operating mechanism, F1 auxiliary switch, program lock, electromagnetic lock, and equipped with computer accessories to achieve microcomputer interlocking control.

Usage environment
Altitude: 1000m;
Air temperature: upper limit+40 ��, lower limit -25 ��;
Relative humidity: daily average not exceeding 95%, monthly average not exceeding 90%;
Places without fire, explosion hazards, serious pollution, chemical corrosion, and severe vibration
Seismic intensity: not exceeding 8 degrees.

Model and Specifications
Model meaning
JS XGN��12/��
Additional interlocking feature code:
F1- Interlock with auxiliary switch
CD10- Interlocking with CD10
CD17- interlocked with CD17
CT8- Interlock with CT8
CT17- Interlocking with CT17
CT19- Interlocking with CT19
CS - Interlock with program lock
DS - Interlock with electromagnetic lock
DL - Interlocking with computer
X represents lower isolation, D represents lower grounding
S represents upper isolation
D table is not grounded
For box type cabinets
Mechanical interlocking mechanism

The main models and specifications of the JS-XGN-12 series box cabinet mechanical locking mechanism are shown in the table below

Model specifications	operating function	remark
JSXGN-12/DSX-��	Ground up, isolate up, isolate down	Type III
JSXGN-12/DSD-��	Upper grounding, upper isolation, lower grounding	Type III
JSXGN-12/DS-��	Grounding and isolation	Type II (left)
JSXGN-12/SD-��	Upper isolation and lower grounding	Type II (right)
JSXGN-12/SX-��	Isolation at the top and isolation at the bottom	Type II (right)
JSXGN-12/S-��	quarantine	Type I
JSXGN-12/X-��	Lower isolation	Type I

Main functions
a) Each institution can operate 1-3 isolation and grounding switches.
b) Operate the upper and lower isolation switches to lock the program.
c) The upper and lower isolation and grounding switch programs are locked.
e) Interlock with the operating mechanism and auxiliary switch of the circuit breaker.

installation dimensions
During installation, insert the four M12 bolts on the back base of the mechanism into the installation holes of the switch cabinet mechanism. The opening size of the switch cabinet is shown in Figure 1
Attention: The installation plane of the switch should be flat and have sufficient strength and rigidity. After the mechanism is installed and fixed, it should not tilt significantly.

JS-XGN-12 series box cabinet mechanical locking mechanism