ABB identifies 2TLA030054R0100 as the INCA 1 emergency stop button for panel installation. The device is designed for a 22.5 mm mounting hole and incorporates two normally closed contacts, a status LED and terminal blocks.

Mounting & Connection
INCA 1 is intended for installation in control cabinets and equipment panels where a compact emergency-stop actuator is required. The mounting arrangement uses a standard 22.5 mm panel hole, while the electrical connection is made through the removable 5-pin terminal block.
The integrated terminal arrangement provides access to the potential-free contacts used for connection to a safety relay or other appropriate safety control circuit. ABB documentation lists the standard INCA 1 with two NC contacts.
Product Identification
| Item | Specification |
|---|---|
| Brand | ABB |
| Product ID | 2TLA030054R0100 |
| Type | INCA 1 |
| Product Name | INCA 1 Emergency stop |
| Product Type | Emergency Stop Button |
| EAN | 7350024460018 |
| Product Range | ABB Jokab Safety Products |
| Mounting | Panel mounting |
| Installation Hole | 22.5 mm |
| Connection | Removable 5-pin terminal block |
| Contacts | 2 NC |
| Status Indicator | Integrated LED |
| LED Operating Voltage | 24 VDC |
| Button Protection | IP65 |
| Connector Protection | IP20 |
| Approx. Weight | 45 g |
Status LED Indication
A useful feature of this version is the LED built directly into the emergency-stop button. The indicator provides local status information without requiring a separate pilot device.
- Green: safety device status is OK
- Red: the INCA 1 emergency stop has been pressed
- Not illuminated: a device earlier in the safety circuit is affected
The LED operates at 24 VDC, with a listed current consumption of approximately 15 mA.
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Technical Data
| Parameter | Value |
|---|---|
| Safety Function | Emergency stop |
| Contact Configuration | 2 × NC |
| Minimum Current | 10 mA |
| Minimum Voltage | 10 VDC / 10 VAC |
| Maximum Current | 2 A at 24 VDC |
| Contact Material | Gold-plated silver alloy |
| Mechanical Life | >50,000 operations |
| Actuating Force | 22 ± 4 N |
| Operating Movement | Approx. 4 mm to locked position |
| LED Supply | 24 VDC |
| LED Consumption | Approx. 15 mA |
| Installation Diameter | 22.5 mm |
| Protection, Button | IP65 |
| Protection, Connector | IP20 |
| Operating Temperature | -10°C to +55°C |
| Storage Temperature | -30°C to +70°C |
| Material | Polyamide PA66, Macromelt, PBT |
| Weight | Approx. 45 g |
Safety Performance
For safety-system design, ABB specifies INCA 1 with performance up to PL e / Category 4 according to EN ISO 13849-1, depending on the overall system architecture. ABB documentation also lists SIL 3 capability according to IEC/EN 61508 and EN 62061, again dependent on the complete safety system.
The published PFHd value for INCA 1 is 1.60 × 10⁻¹⁰. These safety ratings should be evaluated as part of the complete machine safety architecture rather than treated as standalone system performance.
Environmental & Mechanical Characteristics
The button is rated IP65, while the connection terminal is IP20. The housing uses Polyamide PA66, Macromelt and PBT materials with UL 94 V0 characteristics. ABB also specifies resistance to mechanical impact and vibration for the INCA product family.
The compact approximately 45 g construction makes the INCA 1 suitable for control panels where available mounting space is limited. ABB's documentation lists a construction depth of approximately 53 mm for the panel-mounted version.

Related INCA Models
| Model | Description |
|---|---|
| 2TLA030054R0000 | INCA 1 Tina Emergency Stop |
| 2TLA030054R0300 | INCA 1S Safety Stop |
The INCA 1 Tina version is intended for ABB dynamic safety-circuit applications, while INCA 1S uses a black button for safety-stop applications rather than the red emergency-stop function.
Alternative Names
2TLA030054R0100
INCA 1
INCA1
INCA 1 Emergency Stop
INCA Emergency Stop
2TLA030054R0100 Emergency Stop
INCA Panel Emergency Stop
INCA Red Emergency Stop
INCA 1 E-Stop
INCA 1 Stop Button
INCA 1 Safety Button
INCA 1 Emergency Push Button
FAQ
What is 2TLA030054R0100?
2TLA030054R0100 is the ABB order code for the INCA 1 emergency stop button.
What is the EAN for 2TLA030054R0100?
The EAN is 7350024460018.
How is INCA 1 mounted?
It is designed for panel mounting through a 22.5 mm hole.
How many safety contacts does INCA 1 have?
The standard INCA 1 uses two normally closed contacts.
Does 2TLA030054R0100 include a status indicator?
Yes. The emergency-stop button incorporates an LED that indicates the status of the device and safety circuit.
What voltage is used for the INCA 1 LED?
The LED operates at 24 VDC.
Is INCA 1 suitable for safety relay applications?
Yes. ABB describes the potential-free contacts as suitable for connection to safety relays and other appropriate safety control equipment.
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