STEP SR Industrial Robots: conceptual configuration
Articulated robots

STEP

STEP SR Industrial Robots

Compare twelve source-listed STEP SR configurations from compact handling to heavy-payload work. The matrix keeps the actual payload field separate from the model name: SR60/2280B is listed with a 55 kg wrist payload, not a value inferred from its suffix.

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Overview

Choose the configuration around your production task.

Compare twelve source-listed STEP SR configurations from compact handling to heavy-payload work. The matrix keeps the actual payload field separate from the model name: SR60/2280B is listed with a 55 kg wrist payload, not a value inferred from its suffix. Use payload, reach, mass and protection together, then confirm the current manufacturer revision and controller package.

Select a handling or palletizing robot from the complete moving load and all required handoff poses. The gripper, adapters, hoses and retained part count toward the payload, while center of gravity and inertia may restrict the acceptable motion even when mass is below a headline limit. A reach value does not prove access to the lowest pallet layer, the farthest machine fixture or a recovery position. Define product presentation, gripping surface, part variation, confirmation signals and what happens after a dropped or missing part. Palletizing also needs the case range, pallet pattern, stack height, conveyors and the method for exchanging full pallets. Compare a robot-only offer with a cell proposal only after tooling, controller, safety, programming and commissioning have been separated. For existing equipment, provide the exact controller, software and mechanical revision so sourcing and integration are based on a defined configuration rather than a model-family assumption.

Product facts

Published specifications

Published selection values: Models: SR10-2000 / SR12-1400 / SR20-1700 / SR25-1720 / SR50-2180 / SR60-2280B / SR70-2180 / SR90-2280B / SR175-2700 / SR175-3200 / SR280-2850 / SR280-3200 · Axes: 6 · Maximum reach: 2010mm · Position repeatability: ±0.05mm. Read each model row separately; family ranges are not combined ratings.

ModelsSR10-2000 / SR12-1400 / SR20-1700 / SR25-1720 / SR50-2180 / SR60-2280B / SR70-2180 / SR90-2280B / SR175-2700 / SR175-3200 / SR280-2850 / SR280-3200
Axes6
Maximum reach2010mm
Position repeatability±0.05mm
MODEL COMPARISON

Compare the model before you compare the quote.

Model / arrangementPublished selection parameters
SR10-2000
Axes
6
Maximum reach
2010mm
Position repeatability
±0.05mm
Maximum payload
10kg
Robot mass
241kg
Protection
Body IP40(wrist IP65)
SR12-1400
Axes
6
Maximum reach
1460mm
Position repeatability
±0.03mm
Maximum payload
12kg
Robot mass
160kg
Protection
Body IP40(wrist IP65)
SR20-1700
Axes
6
Maximum reach
1718mm
Position repeatability
±0.05mm
Maximum payload
20kg
Robot mass
235kg
Protection
Body IP40(wrist IP65)
SR25-1720
Axes
6
Maximum reach
1718mm
Position repeatability
±0.05mm
Maximum payload
25kg
Robot mass
240kg
Protection
Body IP40(wrist IP65)
SR50-2180
Axes
6
Maximum reach
2180.5mm
Position repeatability
±0.06mm
Maximum payload
50kg
Robot mass
560kg
Protection
Body IP54(wrist IP65)
SR60-2280B
Axes
6
Maximum reach
2281mm
Position repeatability
±0.06mm
Maximum payload
55kg
Robot mass
756kg
Protection
Body IP40
SR70-2180
Axes
6
Maximum reach
2180.5mm
Position repeatability
±0.06mm
Maximum payload
70kg
Robot mass
570kg
Protection
Body IP54(wrist IP65)
SR90-2280B
Axes
6
Maximum reach
2281mm
Position repeatability
±0.06mm
Maximum payload
90kg
Robot mass
759kg
Protection
Body IP40
SR175-2700
Axes
6
Maximum reach
2701mm
Position repeatability
±0.06mm
Maximum payload
175kg
Robot mass
1100kg
Protection
Body IP65
SR175-3200
Axes
6
Maximum reach
3200mm
Position repeatability
±0.06mm
Maximum payload
175kg
Robot mass
1150kg
Protection
IP65
SR280-2850
Axes
6
Maximum reach
2851mm
Position repeatability
±0.1mm
Maximum payload
280kg
Robot mass
Approx. 1630kg
Protection
Body IP54(wrist IP65)
SR280-3200
Axes
6
Maximum reach
3203mm
Position repeatability
±0.1mm
Maximum payload
280kg
Robot mass
Approx. 1630kg
Protection
Body IP54(wrist IP65)
SELECTION ROUTES

Which configuration fits the task?

01

Articulated arm

Evaluate wrist orientation, usable reach and tool inertia at each pose.

02

Palletizing mechanism

Match the stack envelope and gripping method to the case family.

03

Cartesian handling

Define useful strokes, overhead access and the complete transfer path.

Selection brief

Selection and RFQ matrix

Part plus gripper mass, center of gravity and inertia · All pick/place poses, presentation and changeovers · Controller, signals, safety and recovery conditions

Commercial fitCompare the equipment-only and integrated-cell scopes line by line. Ask whether the drive/control package, tooling, mounting, cables, utilities, guarding, programming, freight, installation and training are included. A lower initial equipment price can represent a different scope rather than the same system at a lower cost. Define documentation languages, destination requirements, acceptance conditions, spare-parts responsibilities and the process for design changes in the proposal. This gives purchasing and engineering a common basis for selection.
Inputs that speed up a quotePrepare a drawing-led RFQ with revision, product family, required operation, operating sequence and existing equipment identifiers. Add the layout, utilities, environmental conditions and access limits. State who owns the fixture or end effector and who will verify each interface. Ask for the proposed configuration, inclusions, exclusions, technical documents, acceptance plan and site responsibilities in the response. This lets suppliers price the same task and makes unresolved choices visible before an order is placed.
What to confirmSelection inputsProject action
Part plus gripper mass, center of gravity and inertiaModels: SR10-2000 / SR12-1400 / SR20-1700 / SR25-1720 / SR50-2180 / SR60-2280B / SR70-2180 / SR90-2280B / SR175-2700 / SR175-3200 / SR280-2850 / SR280-3200 · Axes: 6 · Maximum reach: 2010mm · Position repeatability: ±0.05mmSelect the exact model and define the loaded operating conditions.
All pick/place poses, presentation and changeoversCurrent part drawing, process sequence and layout.Agree the motion, access and changeover checks before ordering.
Controller, signals, safety and recovery conditionsExisting equipment versions, service connections and access limits.Assign an owner for each interface and its acceptance test.
Delivery and acceptance scopeItemized equipment, integration, freight and site-work proposal.Agree inclusions, exclusions, testing and handover responsibilities.
Project decision flow

From requirements to equipment handover.

  1. 01Part and process inputs
  2. 02Model and configuration selection
  3. 03Interfaces and layout
  4. 04Quotation and responsibilities
  5. 05Testing and handover
Typical application routes

Start from the production task.

  • 01Material handling
  • 02Machine tending
FAQ

Questions before you request a quote

01How should I select STEP SR Industrial Robots?

Compare the listed arrangements: SR10-2000 / SR12-1400 / SR20-1700 / SR25-1720 / SR50-2180 / SR60-2280B / SR70-2180 / SR90-2280B / SR175-2700 / SR175-3200 / SR280-2850 / SR280-3200. Start with part plus gripper mass, center of gravity and inertia, then define all pick/place poses, presentation and changeovers. Use the model table to shortlist equipment and the project drawing to decide the final configuration. A family name alone does not define the supplied package.

02Can robot payload be treated as the allowed part weight?

No. Include the gripper, adaptors, services and part, then check the manufacturer’s center-of-gravity, wrist moment and inertia limits for the exact model and motion. Compare the full transfer envelope and controller package as well. Payload and reach are shortlist inputs, not a guaranteed production cycle.

03What determines the equipment quotation?

A STEP SR industrial robot quotation depends on the selected model or arrangement, tooling, control package, services, safeguards, testing and delivery scope. Separate equipment-only supply from complete-cell integration. Confirm quantity, destination, documentation, packaging and site work in the written proposal; prices and availability are not inferred from catalog values.

04Can the quotation include integration and commissioning?

The proposal can define equipment sourcing and partner-supported integration as separate work packages. Specify mechanical and electrical installation, software, commissioning, training, FAT/SAT, spares and service ownership. Existing robot/controller versions and site utilities must be identified before an interface or installation commitment is agreed.

05What should I send to request a project proposal?

Send part plus gripper mass, center of gravity and inertia; all pick/place poses, presentation and changeovers; controller, signals, safety and recovery conditions. Add drawings, quantity, destination and the acceptance method. Identify existing equipment by model, nameplate and software revision. These inputs allow the technical proposal, interfaces and commercial exclusions to be discussed together.

PROJECT QUOTATION

Turn the product shortlist into a complete scope.

Send the workpiece, process, drawings, output target and destination. We will align the equipment with the technical interfaces and commercial delivery path.

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