Model | NO. | CE standards and requirements |
Gnergal Conditions | / | / |
Mechanical | 1.1 | The air source processor on the equipment needs to be equipped with a locking device; the air source processor can be locked when the operator is doing maintenance, so that maintenance can be carried out safely |
Mechanical | 1.2 | The air source processor shall indicate the allowable pressure range of the equipment |
Mechanical | 1.3 | The air source processor needs to be installed outside the working area of the equipment, and it is convenient to adjust the pressure |
Mechanical | 1.4 | Appropriate mechanical protection is required where there is a possibility of access to moving parts and where there is a risk of crushing/entrapment of moving and stationary parts |
Mechanical | 1.5 | Safety protection devices, such as guardrails, protective nets, and height design related factors of safety doors: hazard height, hazard distance, protection height, and human body size. Reference standard "GB 23821-2009 Safety of machinery - Safety distance to prevent upper and lower limbs from touching the danger zone" |
Mechanical | 1.6 | The bottom of the protective net is too high and the feet will enter and be hurt? The height should be at least 2m, and the gap between the bottom and the ground should not be greater than 240mm |
Mechanical | 1.7 | A protective cover is required when the rotating shaft end is higher than 20mm |
Mechanical | 1.8 | There is a danger that fingers can enter the conveying belt, and protection needs to be increased (palletizing, packing) |
Mechanical | 1.9 | Design principles for safety protection of rotating and other moving parts: keep sufficient distance, ensure safety clearance, and complete coverage, refer to "Product Safety Design CEN EN ISO 13857-2008 |
Mechanical | 1.10 | Conveyor belt safety design specifications: prevent human body from entering and pinching, prevent belt rotation from being involved, and prevent relative movement of products and rollers from shearing |
Mechanical | 1.11 | The protective door adopts an interlocking protective device, but the opening distance between the door edge and the door frame and the safety distance between the dangerous moving parts inside the equipment must meet the requirements of the EN ISO 13857 standard during normal operation |
Mechanical | 1.12 | Where the equipment is mechanically dangerous, warning signs are required |
Mechanical | 1.13 | The elements of the content of the safety warning sign conform to the specifications and must include the following elements: hazard level, hazard identification, hazard consequences, and methods of hazard avoidance |
Mechanical | 1.14 | Stair design specifications: there are requirements for the height of the guardrail, the spacing of the guardrails, the skirting boards at the bottom of the stairs, and the spacing of the treads. The reference standard is "Stair Design EN ISO 14122-3_2001" |
Mechanical | 1.15 | The sharp corners of all materials should be blunt by technology (except for positions with functional requirements) |
Mechanical | 1.16 | The position of the operation screen needs to be able to see clearly whether there are people in the closed area of the whole machine. |
Mechanical | 1.17 | If the equipment has a gas storage tank, it is necessary to provide the pressure and volume parameters of the gas storage tank to evaluate whether it is within the range of pressure-bearing equipment, and provide a pressure test report |
Mechanical | 1.18 | The gas path should be properly protected, such as casing |
Electric | 2.1 | The electrical cabinet must meet the IP54 protection level; the opening of the cabinet door is greater than 95 degrees, and the cabinet door is not greater than 900mm |
Electric | 2.2 | Power line access: the machine uses a single power supply as much as possible; provide necessary information to facilitate users to choose power lines and protection devices; in the TN-S system, the neutral line cannot be connected to the protective ground line |
Electric | 2.3 | The electrical cabinet requires opening the door to power off: the European standard can accept the main switch mode with the lock door + lock function; the North American market must open the door to link the main switch power-off mode |
Electric | 2.4 | When the main switch is disconnected, the circuit that is still charged is called an exception circuit: each exception circuit should be equipped with its own cut-off device; there should be a warning message next to the main switch operating handle; there should be a warning message next to each exception circuit; maintenance There should be prompt information in the manual |
Electric | 2.5 | Anti-shock protection - electric box anti-electric shock: the protection level of the electrical cabinet should reach at least IP22; the top of the electrical cabinet should meet the protection requirements of IP4X; the parts that are still charged after opening the door should be protected by IP2X, such as the power line terminal and the input end of the main switch. |
Electric | 2.6 | The position of the main power switch of the electrical cabinet is preferably within the operating range of 0.6-1.9m above the operating platform; |
Electric | 2.7 | The main power switch on the electrical cabinet needs to be equipped with a locking device; the air source processor can be locked for safe maintenance by the operator during maintenance. The main power switch should be marked, such as "main switch" |
Electric | 2.8 | The main power switch of the electrical cabinet shall be an isolating switch conforming to IEC/EN 60974-3, AC23B or DC23B; a circuit breaker conforming to IEC/EN 60974-2 |
Electric | 2.9 | After the main power switch of the electrical cabinet is turned off, the place where the electricity is still charged is pasted with a lightning mark, such as the main power switch inlet terminal, power line terminal, etc. |
Electric | 2.10 | The incoming wires of the electrical cabinet must pass through the incoming wire terminals, and the incoming wire terminals must be marked with "L1, L2, L3, N, PE" and a protective cover must be added. |
Electric | 2.11 | Use a yellow-green wire for the ground wire, a light blue wire for the neutral wire, and a black wire for the power wire. |
Electric | 2.12 | If the wire diameter of the electrical cabinet is less than 16 square meters, the diameter of the ground wire must be the same size as the power wire |
Electric | 2.13 | The servo controller should be grounded with a 10 square yellow-green wire to avoid the danger caused by large leakage current. |
Electric | 2.14 | The connection of the wire needs to be bent, and the bending radius should be ≥ 10 times the diameter of the wire |
Electric | 2.15 | All accessible conductors and devices with strong current passing through should be connected to the protective grounding circuit; |
Electric | 2.16 | The DC output negative terminal (or AC output common terminal) of the power supply that supplies power to the control loop needs to be grounded |
Electric | 2.17 | External trunking needs to be grounded |
Electric | 2.18 | Copper busbars are required for grounding. Functional grounding and protective grounding must be connected to copper busbars and connected to the general grounding wire. The fixing screws of the copper busbar cannot be connected to the grounding wire |
Electric | 2.19 | Do not use yellow or green wires around the ground wire to avoid confusion with the protective wire; |
Electric | 2.20 | Only one grounding conductor can be connected to each grounding terminal and fixing screw |
Electric | 2.21 | Use O-shaped wire lugs for grounding wires, and an anti-loosening device is required for fixing |
Electric | 2.22 | Door hinges cannot be used as a ground connection |
Electric | 2.23 | The general grounding wire end is pasted with the "PE" grounding wire mark, and the other grounding wire ends are pasted with special grounding marks |
Electric | 2.24 | The electrical absolute resistance from the position of the protective ground to the main ground wire should be less than 0.01 ohms; the resistance between the components to be insulated should be greater than 199 ohms. |
Electric | 2.25 | The electrical components in the electrical cabinet must be certified by CE standards in terms of safety. |
Electric | 2.26 | Use sockets that comply with EU member states |
Electric | 2.27 | Components and terminals in the electric cabinet should be identified |
Electric | 2.28 | The outer insulation of the conductor needs to be prevented from being scratched by sharp objects, resulting in weakened insulation strength (the edge/corner of the part where the conductor passes needs to be rounded, and the cable tie needs to be cut flat from the root, etc.) |
Electric | 2.29 | Motors with overload protection exceeding 0.5kW should be equipped with load protection; |
Electric | 2.30 | The power circuit and the lighting circuit should be respectively provided with overcurrent protection |
Electric | 2.31 | Common mistakes, mismatching protection devices: The setting value of the overcurrent protection should not exceed 125% of the working current. |
Electric | 2.32 | Design principle of two-hand control device: the distance of the start button should ensure that it cannot be operated by one hand, which is related to the structure, refer to "EN 574--1997" |
Electric | 2.33 | Ensure that after opening the protective door or pressing the emergency stop, the machine is in a stopped state before the moving parts can be touched, such as power, electricity, and air supply. |
Electric | 2.34 | The safety-related control loops (emergency stop loop, interlock loop, grating loop, etc.) should be hard-broken, such as directly controlled by a safety relay, and cannot be controlled by a PLC program or controlled by a CE-certified PLC program. |
Electric | 2.35 | The selection of the debugging mode must be opened by means of a key switch or a program password, and must be combined with a jog operation method.Recommended suggestion: The selection of the debugging mode can be selected according to the protection conditions: if the debugging is performed without opening the protective door/cover and other protective measures, the risks encountered in the debugging mode can be ignored |
Electric | 2.36 | The safety-related control loops (emergency stop loop, interlock loop, grating loop, etc.) should be hard-broken, such as directly controlled by a safety relay, and cannot be controlled by a PLC program or controlled by a CE-certified PLC program. |
Electric | 2.37 | The neutral wire is as thick as the phase wire, and the ground wire is as specified |
Electric | 2.38 | The lighting circuit in the electric cabinet can use low voltage or high voltage, if it is high voltage, it needs to meet the requirements of anti-shock |