Parameter Specification
Product Series TINA (Terra Indicating and Auxiliary) Relay Series
Device Type Monostable, Electromechanical Latching Relay (with auxiliary contact)
Order Code / Article Number 2TLA20054R1700
Coil Data (Control Circuit)
- Coil Voltage (Standard) 24 V DC (Other voltages available, e.g., 12V DC, 24-230V AC/DC. Must be verified for this specific article number).
- Coil Power Consumption Typically ~0.9 W (for DC coil) / ~1.3 VA (for AC coil)
Contact Data (Main Circuit)
- Number & Configuration of Main Contacts 2 Changeover (CO) / Form C contacts. (1 NO + 1 NC per contact pair).
- Rated Operational Current (Ie) 10 A @ 250 V AC
- Rated Operational Voltage (Ue) Up to 400 V AC / 250 V DC
- Rated Thermal Current (Ith) 16 A
- Switching Capacity (Resistive Load) AC-1: Up to 4000 VA
DC-1: Up to 60 W
Auxiliary Contact (Indicator)
- Configuration 1 Normally Open (NO) / Form A contact.
- Rated Operational Current (Ie) Typically 6 A @ 250 V AC.
Mechanical & Electrical Life
- Mechanical Endurance ≥ 10 x 10⁶ operations
- Electrical Endurance (at rated load) ≥ 0.2 x 10⁶ operations
Switching Time Typically ~10 ms
Mounting 35 mm symmetrical DIN rail (EN 60715) via optional mounting base (e.g., ABB TINA Base). Can also be panel-mounted.
Terminal Type Screw clamp terminals.
Connection Capacity Up to 2.5 mm² (flexible with ferrule) / 4 mm² (rigid)
Ambient Temperature (Operation) -40°C to +70°C
Protection Degree IP40 (with base), IP20 (terminals)
Standards Compliance IEC/EN 61810-1, IEC/EN 60947-5-1
The ABB TINA 11A is a discrete, monostable electromechanical latching relay from ABB's highly versatile TINA (Terra Indicating and Auxiliary) relay series. This relay is a critical component in control and automation systems, designed to provide remote switching, signal amplification, and interlocking functions.