The Bosch Rexroth Indramat BTA20.3-NB-PN-VB-BN control board from the BTA20 Machine Control Boards series is a robust BTA (Bi-directional Triode Thyristor/Triac) module operating on an 18–30 V DC input and featuring a voltage rating of 600 V and a current rating of 20 A. It offers a gate trigger current of 50 mA with a gate trigger voltage of 1.3 V and an on-state voltage drop of 1.55 V (max). Communication is handled via RS422 for seamless integration with the BTC06 system, and its operating temperature range spans –40 °C to +125 °C, ensuring reliable performance in industrial environments.
Current Rating
20A
Gate Trigger Current
50 mA
Gate Trigger Voltage
1.3 V
Holding Current
50 mA
Isolation Voltage
2500 Vrms
Maximum Surge Current (non-repetitive)
210A
Mounting Style
Through Hole
Off-state Leakage Current
2 mA (max)
On-state Voltage Drop
1.55 V (max)
Operating Temperature Range
-40°C to +125°C
Type
BTA (Bi-directional Triode Thyristor/ Triac)
Voltage Rating
600V
Design
3
Configuration
NB-PN-VB
Communication Bus
RS422 for BTC06