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Siemens 3RT2025-2BB40 | Compact Power Contactor for Reliable Motor Switching
Overview
The Siemens 3RT2025-2BB40 is a SIRIUS 3RT2 series power contactor designed for switching motors and other inductive loads. With a 3-pole configuration, it handles up to 17 A and 7.5 kW at 400 V AC. The contactor features a 24 V DC coil, integrated 1 NO + 1 NC auxiliary contacts, and spring-loaded terminals for secure and maintenance-free connections. Its compact size S0 design makes it suitable for space-constrained control panels.
Key Features
-
Product Line: SIRIUS 3RT2
-
Contactor Size: S0
-
Rated Operational Current (AC-3): 17 A
-
Rated Power: 7.5 kW at 400 V AC
-
Control Voltage: 24 V DC
-
Auxiliary Contacts: 1 Normally Open (NO) + 1 Normally Closed (NC)
-
Terminals: Spring-loaded for secure connections
-
Mounting: DIN rail or screw mounting
-
Protection Class: IP20
-
Compliance: CE, UL, CSA, EAC, RoHS
Technical Specifications
-
Catalog Number: 3RT2025-2BB40
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Number of Poles: 3
-
Rated Operational Voltage: Up to 690 V AC
-
Operational Current (AC-1):
-
40 A at 40°C
-
35 A at 60°C
-
-
Operational Current (AC-3):
-
17 A at 400 V
-
13 A at 690 V
-
-
Mechanical Service Life: 10 million switching cycles
-
Electrical Endurance: 100,000 switching cycles
-
Dimensions (W × H × D): 45 mm × 102 mm × 107 mm
-
Weight: Approx. 0.634 kg
-
Ambient Temperature:
-
Operation: -25°C to +60°C
-
Storage: -55°C to +80°C
-
-
Installation Altitude: Up to 2,000 m above sea level
-
Shock Resistance:
-
Rectangular impulse: 10g / 5 ms
-
Sine pulse: 15g / 5 ms
-
-
Surge Voltage Resistance: 6 kV
-
Insulation Voltage: 690 V
-
Power Loss:
-
At AC in hot operating state: 1.8 W
-
Without load current share: 5.9 W
-
-
Control Circuit:
-
Coil Power Consumption: 5.9 W
-
Closing Delay: 50–170 ms
-
Opening Delay: 15–18 ms
-
-
Auxiliary Circuit Ratings:
-
AC-15: 10 A at 230 V, 3 A at 400 V
-
DC-13: 10 A at 24 V, 1 A at 110 V
-
-
Certifications: CE, UL, CSA, EAC, RoHS compliant since October 1, 2009
-
Country of Origin: Germany
Applications
-
Switching of motors and inductive loads
-
Integration into motor control centers and switchgear assemblies
-
Use in conveyor systems, pumps, compressors, and fans
-
Suitable for applications requiring compact and reliable motor switching
Why Choose the 3RT2025-2BB40?
-
Compact Design: Size S0 form factor saves panel space
-
Reliable Performance: Handles up to 17 A and 7.5 kW at 400 V AC
-
Easy Installation: Spring-loaded terminals and DIN rail mounting
-
Integrated Auxiliary Contacts: 1 NO + 1 NC for control circuit flexibility
-
High Durability: 10 million mechanical switching cycles
Order Now
The Siemens 3RT2025-2BB40 power contactor is available for immediate shipping.
Description
Siemens 3RT2025-2BB40 | Compact Power Contactor for Reliable Motor Switching
Overview
The Siemens 3RT2025-2BB40 is a SIRIUS 3RT2 series power contactor designed for switching motors and other inductive loads. With a 3-pole configuration, it handles up to 17 A and 7.5 kW at 400 V AC. The contactor features a 24 V DC coil, integrated 1 NO + 1 NC auxiliary contacts, and spring-loaded terminals for secure and maintenance-free connections. Its compact size S0 design makes it suitable for space-constrained control panels.
Key Features
-
Product Line: SIRIUS 3RT2
-
Contactor Size: S0
-
Rated Operational Current (AC-3): 17 A
-
Rated Power: 7.5 kW at 400 V AC
-
Control Voltage: 24 V DC
-
Auxiliary Contacts: 1 Normally Open (NO) + 1 Normally Closed (NC)
-
Terminals: Spring-loaded for secure connections
-
Mounting: DIN rail or screw mounting
-
Protection Class: IP20
-
Compliance: CE, UL, CSA, EAC, RoHS
Technical Specifications
-
Catalog Number: 3RT2025-2BB40
-
Number of Poles: 3
-
Rated Operational Voltage: Up to 690 V AC
-
Operational Current (AC-1):
-
40 A at 40°C
-
35 A at 60°C
-
-
Operational Current (AC-3):
-
17 A at 400 V
-
13 A at 690 V
-
-
Mechanical Service Life: 10 million switching cycles
-
Electrical Endurance: 100,000 switching cycles
-
Dimensions (W × H × D): 45 mm × 102 mm × 107 mm
-
Weight: Approx. 0.634 kg
-
Ambient Temperature:
-
Operation: -25°C to +60°C
-
Storage: -55°C to +80°C
-
-
Installation Altitude: Up to 2,000 m above sea level
-
Shock Resistance:
-
Rectangular impulse: 10g / 5 ms
-
Sine pulse: 15g / 5 ms
-
-
Surge Voltage Resistance: 6 kV
-
Insulation Voltage: 690 V
-
Power Loss:
-
At AC in hot operating state: 1.8 W
-
Without load current share: 5.9 W
-
-
Control Circuit:
-
Coil Power Consumption: 5.9 W
-
Closing Delay: 50–170 ms
-
Opening Delay: 15–18 ms
-
-
Auxiliary Circuit Ratings:
-
AC-15: 10 A at 230 V, 3 A at 400 V
-
DC-13: 10 A at 24 V, 1 A at 110 V
-
-
Certifications: CE, UL, CSA, EAC, RoHS compliant since October 1, 2009
-
Country of Origin: Germany
Applications
-
Switching of motors and inductive loads
-
Integration into motor control centers and switchgear assemblies
-
Use in conveyor systems, pumps, compressors, and fans
-
Suitable for applications requiring compact and reliable motor switching
Why Choose the 3RT2025-2BB40?
-
Compact Design: Size S0 form factor saves panel space
-
Reliable Performance: Handles up to 17 A and 7.5 kW at 400 V AC
-
Easy Installation: Spring-loaded terminals and DIN rail mounting
-
Integrated Auxiliary Contacts: 1 NO + 1 NC for control circuit flexibility
-
High Durability: 10 million mechanical switching cycles
Order Now
The Siemens 3RT2025-2BB40 power contactor is available for immediate shipping.