
ABB - Electrification
M21311P2-A
Contact for Pricing
Overview
- Compact 4-pole outdoor electrical station
- Failsafe bi-directional cylinder-lift terminals
- Accommodates IEC 25/25mm² cables and IEC 10/10mm² busbars
- Direct 35mm DIN rail mounting with fast clip device
- Tool-free busbar withdrawal from bottom (excluding 125 A)
Specifications
Application | Mainly used for controlling 3-phase motors and generally for controlling power circuits up to 690 V AC and 220 V DC. The contactors can also be used for many other applications such as bypass, capacitor switching, lighting, DC power circuits. |
Size | 82x110x108mm |
Special Features | Terminal type: Screw terminals |
Standard | RoHs, CSA, cUL, CE, GOST |
Type | Contactors |
Package Dimensions (L x W x H) | 8.66 IN x 5.47 IN x 1.46 IN |
Package Dimensions (L x W x H) | 21.9964 cm x 13.8938 cm x 3.7084 cm |
Package Weight (Imperial) | 1.010 L |
Package Weight (Metric) | 0.458 kg |
Frequently Asked Questions
What is the maximum number of indoor stations?
The system can support up to 250 indoor stations in a single building or networked system.
What types of buildings can the system be installed in?
The system can be installed in single-family houses, multi-family buildings, high-rise buildings, and residential complexes.
How many outdoor stations can be connected?
A total of 9 outdoor stations can be installed in a video system with one building or villa.
What is the purpose of the system controller?
The system controller manages the devices connected to the 2-wire bus and ensures communication between them.
Can the system be retrofitted into existing wiring?
Yes, the Welcome M system can be retrofitted into existing wiring, making it suitable for modernization projects.
What types of indoor stations are available?
Available indoor stations include video hands-free, video handset, and audio handset options.
What is the installation method for the system?
The system can be installed using a looped or branch connection method, depending on the configuration.
Are there safety precautions for installation?
While specific safety warnings are not detailed, it is recommended to follow standard electrical safety practices during installation.
What is the voltage requirement for the system?
The system operates on a 2-wire bus technology, but specific voltage requirements are not mentioned in the document.
What maintenance is required for the system?
The document does not specify maintenance requirements, but regular checks on connections and functionality are advisable.
How to Install the M21311P2-A Outdoor Station
This guide provides step-by-step instructions for installing and configuring the M21311P2-A outdoor station as part of the ABB-Welcome door entry system.
Estimated time: 1h
Tools needed:
Screwdriver, Wire strippers, Multimeter
Supplies needed:
Mounting screws, Terminal connectors
- Disconnect power supply
Ensure safety by disconnecting the mains power supply before starting the installation.
- Mount the outdoor station
Secure the outdoor station to the wall or DIN rail using the provided mounting screws. Ensure it is level and firmly attached.
- Connect wiring
Connect the power and communication wires to the appropriate terminals on the outdoor station. Refer to the terminal description for correct wiring.
- Configure address settings
Set the outdoor station address by short-circuiting the 'Exit' terminals for 3 seconds. Confirm the address is set by observing the LED indicator.
- Reconnect power supply
Reconnect the mains power supply to the outdoor station and ensure it powers on correctly.
- Test functionality
Test the outdoor station by pressing the call button and verifying that it communicates with the indoor station.
- Calibrate settings
Access the system settings using the master card or keypad to configure additional settings such as language and call modes.
Frequently Asked Questions about ABB - Electrification
What industries and applications are Jokab Safety products used for?
Jokab Safety products are specifically designed for machine safety applications across multiple critical industrial sectors, including Food and Beverage, Packaging, and Material Handling industries. Their safety solutions cover a wide range of machine safeguarding needs, such as safety light guards, safety controllers, safety relays, safety edges, safety mats, and two-hand control devices that protect personnel and equipment in complex industrial automation environments.
What technical support does Jokab Safety offer?
Jokab Safety offers comprehensive technical support through multiple channels, including a dedicated technical support phone line at (888) 385-1221 (Option 1) and email support at [email protected]. For advanced technical assistance, customers can contact their specialized Jokab Tech Support at (519) 982-0976 or email [email protected]. Additionally, they provide product specialist support through Jeff Leslie, who can be reached at (519) 982-0976, offering in-depth application and technical guidance.
What are the main product lines offered by Jokab Safety?
Jokab Safety offers a comprehensive range of machine safety products including safety light guards (Orion), safety controllers (Pluto), safety relays (Sentry), safety edges, safety contact mats, safety locks (Gkey), and safety sensors with OSSD and DYNlink interfaces. Their product lines are specifically designed for industrial applications in food and beverage, packaging, and material handling industries, providing robust safety solutions for machine guarding and personnel protection.
What are the key features of Jokab Safety products?
Jokab Safety products offer comprehensive industrial safety solutions with key features including: highest safety certification levels (up to PL e/Cat 4), extensive fault detection, multiple safety device types (optical safety devices, pressure sensitive devices, sensors, switches, locks, emergency stops), and innovative DYNlink technology that reduces cable requirements and simplifies installation. Their products are certified, verified, and compatible with major industrial automation systems like B&R, featuring easy M12 connector connections and a wide range of adapters to streamline safety implementation.
What certifications and standards do ABB - Electrification products comply with?
ABB - Electrification products comply with a comprehensive range of international certifications and standards, including UL (United States), CSA (Canada), CE (European Community), UKCA (United Kingdom), EAC (Russia), and C-Tick (Australia & New Zealand). Our products meet critical international standards such as IEC 60947 series for low-voltage switchgear, functional safety standards EN 61800-5-2 and ISO 13849-1, and marine classification standards from Bureau Veritas, DNV, and Lloyd's Register of Shipping.
What industries and applications are ABB - Electrification products used for?
ABB - Electrification products are engineered for critical applications across multiple industries, including Energy, Oil & Gas, Manufacturing, Power Generation, HVAC, Marine, Food & Beverage, Mining, Pulp & Paper, Water Treatment, and Automotive. Their solutions cover essential electrical infrastructure needs such as switchgear, power distribution systems, circuit protection, digital control technologies, and drive systems designed for high-reliability environments with a strong focus on sustainability, efficiency, and safety.
What technical support does ABB - Electrification offer?
ABB - Electrification offers comprehensive technical support through multiple channels, including a dedicated technical support hotline at 888-385-1221 (Option 1), available 7:00 a.m. - 5:00 p.m. CST, Monday-Friday. Their support services encompass 24/7/365 emergency services, on-site support, remote monitoring and diagnostics, installation and commissioning, equipment assessments, repair coordination, and multi-vendor technical assistance. Customers can also access resources like personnel safety training, disaster recovery support, and service agreements tailored to their specific electrification needs.
What are the main product lines offered by ABB - Electrification?
ABB - Electrification offers a comprehensive range of electrical distribution and protection products, including circuit monitoring systems, panelboards, switchgear, motor control centers, circuit breakers, softstarters, and power distribution solutions. Key product lines span low and medium voltage applications across utilities, commercial, industrial, healthcare, and manufacturing sectors, with specialized offerings like the ReliaGear® panelboards, SMISSLINE TP bus systems, and Ekip UP protection and metering relays.
What are the key features of ABB - Electrification products?
ABB - Electrification products feature advanced integrated design elements that enhance industrial performance and reliability. Key features include harmonics and EMC design, integrated DC choke, removable terminals for fast installation, USB ports for troubleshooting, and integrated Safe Torque Off (STO) functionality. The products deliver superior motor control capabilities, support both induction and permanent magnet motors, and offer robust operational features like side-by-side mounting without derating and operation at temperatures up to 45°C. Additionally, ABB's Electrification solutions emphasize digital innovation, with technologies like Novolink enabling predictive maintenance, enhanced analytics, and seamless system integration.
What communication protocols do ABB - Electrification products support?
ABB - Electrification products support a comprehensive range of industrial communication protocols, including Modbus RTU, PROFIBUS DP, PROFINET, EtherNet/IP, CANopen, DeviceNet, and IEC 61850. These protocols enable flexible connectivity across multiple industrial automation platforms, with support for various network topologies and high-speed data transmission up to 100 Mbps.











