GB 7588-2003 Safety rules for the construction and installation of elevators

General Provisions

• 第 1.1 条This standard applies to electric driven traction or positive drive elevators with a rated speed not exceedin…
• 第 1.2 条Elevators shall be designed to operate safely under normal conditions of use, including passenger elevators (…
• 第 1.3 条The installation, modification, repair, and inspection of elevators shall comply with this standard. Hotel el…
• 第 1.4 条This standard does not apply to hydraulic elevators, dumbwaiters, etc. If such elevators are used in hotel bu…
• 第 1.5 条The referenced standards include GB/T 7024 (elevator terminology), GB 8903 (steel wire ropes for elevators), …

Terminology

• 第 3.1 条Car : The elevator component used to carry passengers or goods. In hotel buildings, car dimensions must meet …
• 第 3.2 条Landing : A floor where the elevator stops within a building. The number of landings in a hotel shall be dete…
• 第 3.3 条Rated load : the maximum load (kg) specified in the design for the elevator. Hotel elevators are usually calc…
• 第 3.4 条Rated speed : The elevator operating speed specified in the design (m/s). Hotel elevator speeds are typically…
• 第 3.5 条Shaft : The space in which the elevator operates. Hotel shafts must be fire resistant and sound insulated. Th…
• 第 3.6 条Pit : The space at the bottom of the hoistway. The hotel pit depth must meet the buffer installation requirem…
• 第 3.7 条Buffer : A device used to absorb the impact energy of the car or counterweight. The buffer stroke of hotel el…
• 第 3.8 条Governor : A device that triggers the safety gear when the elevator speed exceeds the rated speed by a certai…
• 第 3.9 条Safety gear : A device that mechanically clamps the guide rails to stop the car after the speed governor is t…
• 第 3.10 条Door locking device : A device that ensures the landing doors and car doors are locked in the closed position…
• 第 3.11 条Emergency operation device : A device used to manually move the car in the event of a power failure or fault.…
• 第 3.12 条Maintenance control device : control equipment used for elevator maintenance operation. Hotel elevator mainte…

Shaft

• 第 5.2.1 条The hoistway wall shall have sufficient mechanical strength: under a force of 1500 N (approx. 153 kg) applied…
• 第 5.2.3 条Top clearance of the shaft: when the counterweight rests completely on the buffer, the car guide rails shall …
• 第 5.3.1 条Horizontal distance between the inner surface of the hoistway and the car sill and car door frame: shall not …
• 第 5.4.1 条Shaft ventilation: Ventilation openings shall be provided at the top of the shaft, with an area not less than…
• 第 5.5.1 条Shaft access door: height not less than 1.40 m, width not less than 0.60 m, and shall not open into the shaft.
• 第 5.6.1 条Shaft lighting: Permanent electrical lighting shall be provided within the shaft, and the illuminance at the …
• 第 5.7.1 条Shaft protection: For the shaft wall facing the car entrance, a toe guard (or similar protection) with a heig…
• 第 5.8.1 条Pit: The pit depth shall not be less than 1.60 m (when the car is fully resting on its buffers), and a stop d…
• 第 5.9.1 条Openings between the shaft and the machine room/pulley room: all openings shall be provided with a curb or ba…
• 第 0.1 条Specific parameters (such as +0.035v², 1500 N, 50 lx, etc.) are explicit values in the standard and apply to …
• 第 2.5 条If the hotel elevator rated speed v is relatively high (e.g., ≥ m/s), additional attention must be paid to th…

Equipment room

• 第 6.1.1 条The machine room shall be dedicated and shall not be used for purposes other than the elevator (e.g., hotel s…
• 第 6.1.2 条The machine room shall have a robust structure capable of withstanding the weight and operational loads of eq…
• 第 6.1.3 条The machine room shall be provided with permanent lighting, with a floor illuminance of not less than 200 lx …
• 第 6.1.4 条The equipment room shall be provided with ventilation and heat dissipation facilities to ensure that the equi…
• 第 6.1.5 条The machine room entrance shall be provided with a door not less than 1.8 m in height and not less than 0.7 m…
• 第 6.2.1 条An emergency stop switch (red, manual reset type) shall be provided in the machine room to cut off the power …
• 第 6.2.2 条A grounding protection system shall be provided in the equipment room. All metal enclosures (control cabinets…
• 第 6.3.1 条Rotating components in the machine room, such as the traction machine and speed governor, shall be provided w…
• 第 6.3.2 条Maintenance sockets ( 220V/10A , with earth leakage protection) shall be provided in the plant room for use b…
• 第 6.4.1 条Fire protection facilities (e.g., fire extinguishers) shall be provided in the equipment room. The extinguish…
• 第 6.4.2 条Flammable and explosive materials (such as paint, cleaning agents, cotton waste, etc.) must not be stored in …
• 第 6.5.1 条Inspection lighting (e.g., portable luminaires) shall be provided in the plant room; its voltage shall not ex…
• 第 6.5.2 条Emergency lighting (e.g., emergency lamps) shall be provided in the machine room, capable of maintaining illu…
• 第 7588.1 条Note : The above provisions apply to the daily operation, maintenance and safety inspection of elevator machi…

Car cabin

• 第 8.1.1 条Clear internal height of the car: shall not be less than 2.0 m.
• 第 8.1.2 条Car effective area: the rated load corresponds to the number of passengers; for example, when the rated load …
• 第 8.2.1 条Car walls, floor and ceiling: shall be made of non combustible materials, and their mechanical strength shall…
• 第 8.3.1 条Horizontal distance between the car sill and the landing door sill: shall not exceed 35 mm.
• 第 8.3.2 条Gap between the car sill and the hoistway wall: shall not exceed 150 mm (if the hoistway wall has recesses or…
• 第 8.4.1 条Car ventilation: Ventilation openings shall be provided at the top and bottom of the car, with effective area…
• 第 8.5.1 条Car lighting: Permanent electrical lighting shall be provided, and the illuminance on the car floor shall not…
• 第 8.6.1 条Car emergency lighting: when the normal lighting power supply is interrupted, the emergency lighting power su…
• 第 8.7.1 条Car operating panel: should be installed near the car entrance, with button height from the car floor prefera…
• 第 8.8.1 条Car alarm device: an intercom system or similar device should be provided to maintain communication with the …
• 第 8.9.1 条Car door: After the door is closed, the gap between the door panels and between the door panels and the uprig…
• 第 8.10.1 条Car sill: Hard materials (e.g., metal) shall be used, and the surface shall be slip resistant (stainless stee…

Landing door

• 第 7.1 条Landing doors shall be solid doors without openings, with a door leaf height of not less than 2.0 m and a cle…
• 第 7.2.1 条After the landing door is closed, the clearance between the door panels and between the door panels and the u…
• 第 7.3.1 条Landing doors should have sufficient mechanical strength: a static force of 300 N applied at the center of th…
• 第 7.4.1 条The landing door locking device must be reliable, with the engagement depth of the locking element not less t…
• 第 7.5.1 条Each landing door shall be provided with an emergency unlocking device (triangular key unlocking), which shal…
• 第 7.6.1 条Landing door leaves shall be provided with a safety touch panel or light curtain protection device: the touch…
• 第 7.7.1 条The horizontal distance between the landing door sill and the car door sill shall not exceed 35 mm (30 mm is …
• 第 7.8.1 条The landing door guide rails (sill) shall be capable of withstanding a vertical force of 1000 N without perma…
• 第 7.9.1 条The electrical safety device of the landing door lock shall operate directly, with a contact break distance o…
• 第 0.9 条Note : The above clauses are based on Chapter 7 of GB 7588 2003. Hotel buildings generally require higher saf…

Drive host

• 第 8.2.1 条The traction machine shall be provided with a manual emergency operation device so that the car can be moved …
• 第 8.2.2 条If the drive machine is installed inside the hoistway, it shall be accessible from outside the hoistway, and …
• 第 8.3.1 条The braking system shall have two independent electrical braking devices (e.g., electromagnetic brakes), each…
• 第 8.3.2 条The brake shall be continuously energized to release and de energized to brake. The brake lining shall be wea…
• 第 8.4.1 条The traction machine shall be equipped with an overspeed protection device (such as a governor), and its trip…
• 第 8.5.1 条The motor shall have overload protection, and its thermal protection element shall trip when the current exce…
• 第 8.6.1 条The minimum clearance between the traction machine and the hoistway wall or other equipment should be ≥0.3m t…
• 第 8.7.1 条All drive machine components (including motors, brakes, and gearboxes) shall be provided with guards or prote…
• 第 1.0 条Note : The above clauses are based on Chapter 8 of GB 7588 2003. Hotel buildings generally need to meet the a…

Safety components

• 第 9.1.1 条Safety gear : The car shall be equipped with a safety gear, and its actuating speed shall not be less than 11…
• 第 9.1.2 条Stopping distance of the safety gear : For progressive safety gears under rated load, the average deceleratio…
• 第 9.2.1 条Governor : The governor tripping speed shall be at least 115% of the elevator rated speed, but shall be less …
• 第 9.2.2 条Governor rope : Its diameter shall not be less than 6 mm, and the safety factor shall not be less than 8.
• 第 9.3.1 条Buffer :<br Energy storage buffer (spring buffer): only applicable to elevators with a rated speed ≤1 m/s;<br…
• 第 9.3.2 条Reset after buffer actuation : After actuation, energy dissipating buffers shall automatically reset to their…
• 第 9.4.1 条Door lock device : The locking elements of landing doors and car doors shall withstand a static force of 1000…
• 第 9.5.1 条Upward overspeed protection device : For elevators with a rated speed greater than 0.63 m/s, an upward oversp…
• 第 9.6.1 条Safety contacts : The electrical safety devices of all safety circuits (such as safety gear, speed governor, …
• 第 9.7.1 条Insulation of electrical safety devices : The insulation resistance of electrical devices in safety component…

Electrical equipment

• 第 13.1.2 条Electrical equipment protection rating : For electrical equipment in elevator machine rooms, pulley rooms, pi…
• 第 13.2.1 条Main switch rated capacity : The main switch shall be capable of breaking the maximum current during normal e…
• 第 13.3.1 条Electrical wiring insulation requirements : Under normal operating conditions, the wire insulation layer shal…
• 第 13.4.1 条Lighting and socket voltage : Car lighting, hoistway lighting, and machine room lighting voltages shall be AC…
• 第 13.5.1 条Grounding protection : All metal enclosures of electrical equipment, elevator guide rails, cars, conduit, etc…
• 第 13.6.2 条Electrical safety circuit : The safety circuit (including governor, safety gear, door lock, emergency stop sw…
• 第 14.1.2 条Electrical fault protection : In the event of a short circuit , overload (≥1.2 times rated current sustained …
• 第 14.2.1 条Control priority : During firefighter operation, the elevator shall cancel all hall calls and respond directl…
• 第 14.2.5 条Door lock electrical verification : The elevator may start only after the landing doors and car door are full…
• 第 14.3.1 条Emergency operating device : A manual barring device (requiring two persons to operate) shall be provided in …

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