The ABB XT1B 160 TMD 125-1250 3p FF is a high-performance moulded case circuit breaker designed for power distribution systems. It features a thermomagnetic release and front terminal connections, making it suitable for protecting generators, motors, and transformers.
Rated Instantaneous Short-Circuit Current Setting (Ii)
1250 A
Rated Insulation Voltage (Ui)
800 V
Rated Operational Voltage
Product Highlights
1. High Short-Circuit Breaking Capacity
The XT1B 160 TMD 125-1250 3p FF boasts a rated ultimate short-circuit breaking capacity (Icu) of 160 A, ensuring reliable protection in high-current applications.
2. Thermomagnetic Release
Equipped with a thermomagnetic trip unit, this circuit breaker offers adjustable thermal and fixed magnetic thresholds for precise control and reliability.
3. Front Terminal Connections
The front terminal connection type (F) simplifies installation and maintenance, providing easy access to the circuit breaker's connections.
4. Wide Operating Range
Designed to operate at rated frequencies of 50/60 Hz and rated voltages up to 690 V AC, this circuit breaker is versatile and adaptable to various electrical systems.
5. Enhanced Durability
With a mechanical durability of up to 25,000 cycles and electrical durability of up to 8,000 cycles, the XT1B 160 TMD 125-1250 3p FF is built to withstand the demands of continuous operation in power distribution systems.
690 V AC 500 V DC
Rated Service Short-Circuit Breaking Capacity (Ics)
(220 V AC) 25 kA (230 V AC) 25 kA (240 V AC) 25 kA (380 V AC) 18 kA (415 V AC) 18 kA (440 V AC) 11.25 kA (500 V AC) 8 kA (525 V AC) 6 kA (690 V AC) 3 kA (250 V DC) 2 Poles in Series 18 kA (500 V DC) 3 Poles in Series 18 kA
(220 V AC) 25 kA (230 V AC) 25 kA (240 V AC) 25 kA (380 V AC) 18 kA (415 V AC) 18 kA (440 V AC) 15 kA (500 V AC) 8 kA (525 V AC) 6 kA (690 V AC) 3 kA (250 V DC) 2 Poles in Series 18 kA (500 V DC) 3 Poles in Series 18 kA
Rated Uninterrupted Current (Iu)
160 A
Rated Voltage (Ur)
690 V
Recommended Screw Driver
Main Circuit M6
Release
TMD
Release Type
TM
Setting Range
87.5...125 A
Short-Circuit Performance Level
B
Standards
IEC60947-2
Sub-type
XT1
Terminal Connection Type
Front
Terminal Type
Bolt
Tightening Torque
6 N·m
ETIM 8
EC000228 - Power circuit-breaker for trafo/generator/installation protection
ETIM 9
EC000228 - Power circuit-breaker for trafo/generator/installation protection
Object Classification Code
Q
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
eClass
V11.1 : 27370409
Manufacturer ID
1SDA066808R1
Specifications may change. Confirm the exact model, revision and offered condition with your quotation.
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