Shelf unit with 3 shelves

General Design Overview:
The 3-shelf unit is an optimal combination of compactness and functionality. The three-tier system ensures efficient use of vertical space while maintaining convenient access to all stored items. The design is developed with ergonomic principles and the needs of modern businesses in mind.

Technical Specifications

Frame and Structure:

• Material: cold-rolled steel, thickness 1.2–1.8 mm

• Upright profile: 40×40 mm or 50×50 mm with additional stiffening ribs

• Horizontal crossbars: 25×25 mm with anti-deformation inserts

• Connection type: M8 bolted joints with washers and nuts

• Coating: electrostatic powder coating, 60–80 μm thick

• Standard colors: RAL 7035 (light gray), RAL 9003 (signal white), RAL 7016 (anthracite gray)

Shelf System:

• Number of shelves: 3 adjustable shelves

• Metal shelf thickness: 0.8–1.2 mm

• Stiffening ribs: longitudinal and transverse for even load distribution

• Height adjustment pitch: 25 mm

• Adjustment range: 200–600 mm between shelves

• Number of mounting positions: up to 40 per upright

Load Capacity:

• Load per shelf: up to 120 kg (evenly distributed)

• Point load: up to 40 kg per linear meter

• Total load capacity: up to 360 kg

• Safety factor: 2.5

• Maximum shelf deflection at full load: no more than 5 mm

Standard Dimensions:

• Height: 1200 / 1500 / 1800 / 2000 mm

• Width: 600 / 700 / 800 / 900 mm

• Depth: 200 / 300 / 400 / 500 / 600 mm

• Upright thickness: 40–50 mm

• Adjustable foot height: 10–20 mm

Modifications and Variants

By Shelf Type:

• Solid metal shelves with edges

• Perforated shelves for ventilation

• Wire shelves for lightweight goods

• Chipboard/MDF shelves with melamine coating

• Glass shelves (tempered glass 6–10 mm)

By Installation Method:

• Stationary with adjustable feet

• Mobile with swivel casters

• Wall-mounted

• Freestanding island configuration

By Design Features:

• Open on all sides

• With back panels

• With side panels

• Fully enclosed (cabinet-style shelving)

Areas of Application

Retail:

• Grocery stores: canned goods, grains, pasta, household chemicals

• Hardware stores: tools, fasteners, paints

• Auto parts stores: spare parts, automotive chemicals, accessories

• Electronics stores: components, cables, small devices

• Bookstores: books of various formats

Office Use:

• Archive document storage

• Office supplies and consumables

• Product samples and catalogs

• Employees’ personal items

• Technical documentation

Warehouses:

• Order picking

• Storage of small parts

• Reserve stock

• Tool rooms

• Intermediate storage

Manufacturing Facilities:

• Components and spare parts

• Tools and fixtures

• Measuring instruments

• Maintenance materials

• Samples and reference items

Specialized Institutions:

• Hospitals: medical supplies and instruments

• Schools: educational materials and stationery

• Laboratories: reagents and equipment

• Workshops: materials and tools

Advantages and Operating Features

Functional Advantages:

• Optimal number of levels for efficient space utilization

• Easy access to all shelves without ladders

• Visual control of all items

• Fast replenishment and picking

• Minimal maintenance costs

Economic Advantages:

• Attractive price-to-functionality ratio

• Quick return on investment through improved efficiency

• Modular expansion capability

• Low operating costs

• High residual resale value

Ergonomic Features:

• Shelf heights adapted to anthropometric standards

• Comfortable for both male and female staff

• Possibility to organize operator workstations

• Reduced physical strain on personnel

Package Contents and Accessories

Standard Package:

• Vertical uprights – 2 pcs

• Horizontal crossbars – 6 pcs

• Shelves – 3 pcs

• Shelf brackets – 6 pcs

• Adjustable feet – 4 pcs

• Fasteners and hardware

• Assembly instructions

Optional Accessories:

• Shelf dividers (longitudinal and transverse)

• Containers and bins of various sizes

• Label holders and price tags

• Hooks for hanging items

• Anti-fall stoppers

• Wire or plastic baskets

• Pull-out drawers with telescopic guides

Mobility and Transformation:

• Swivel casters Ø100–150 mm

• Braking mechanisms

• Transport handles

• Quick-release elements for disassembly

• Compact storage when dismantled

Safety and Protection:

• Caps on sharp edges

• Anti-corrosion coating

• UV resistance

• Environmentally safe materials

• Grounding option

Installation and Setup

Preparation:

• Layout planning with aisle clearance

• Floor level check (tolerance ±3 mm per 1 m)

• Unpacking and component identification

• Tool preparation

Required Tools:

• 13 mm wrench

• Spirit level 60–100 cm

• Measuring tape 3–5 m

• Pencil or marker

• Rubber mallet (if needed)

Assembly Steps:

• Assemble base frame from uprights

• Install lower horizontal crossbars

• Install upper horizontal crossbars

• Mount shelves at the required height

• Adjust feet for stability

• Check all connections

• Final adjustment and testing

Assembly Time:

• Experienced installer: 20–30 minutes

• Beginner: 45–60 minutes

• Two-person team: 15–20 minutes

Operating Rules

Loading and Distribution:

• Even load distribution across shelf surface

• Heavy items on lower shelves

• Compliance with maximum load limits

• Use of protective packaging

Organization Principles:

• Classification by size, weight, and usage frequency

• Use of ABC analysis

• FIFO principle (first in, first out)

• Grouping of similar items

Maintenance

Daily:

• Visual inspection

• Dust and dirt removal

• Load control

• Stability check

Weekly:

• Thorough cleaning

• Checking bolt tightness

• Coating condition inspection

• Adjustable feet check

Monthly:

• Detailed inspection of all joints

• Deformation and damage control

• Load compliance check

• Preventive maintenance if required

Warranty and Service

Warranty:

• Frame structure: 5 years

• Shelves and brackets: 3 years

• Coating: 2 years

• Adjustable feet: 1 year

Service Support:

• Usage optimization consultations

• Spare parts supply

• Upgrades and retrofitting

• Technical support throughout service life

Performance Indicators

Efficiency:

• Warehouse throughput increase: 20–30%

• Picking time reduction: 40–50%

• Inventory accuracy up to 98–99%

• Loss reduction: 15–20%

Service Life:

• Total service life: 15–20 years

• Warranty period: up to 5 years

• Maintenance interval: 10–12 years

• Upgrade capability throughout service life

The 3-shelf unit is a universal and cost-effective solution for organizing storage across various industries. Its design features, reliability, and functionality make it an indispensable tool for optimizing workflows and improving business efficiency.