3RT2025-2KC80

S00 low-power contactor, spring-loaded (screwless) terminal, AC-3 7.5kW/400V/17A, K-code family last code C80, single order code, no additional Z add-on code.

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The 3RT2025-2KC80, 3RT2025-2KF40, and 3RT2025-2KB40 belong to the "K" code family of Siemens SIRIUS 3RT20 series S00 small power contactors. All three have a single-segment ordering code without an additional "Z" code. The last code of this model is "C80," which is one of the distinguishing codes among the three. The first code "2" corresponds to a spring-loaded (screwless) terminal; wiring can be completed simply by clamping the wire with the lever, eliminating the need for individual screw tightening. The main circuit AC-3 rating maintains the family standard of 7.5kW/400V, 17A, suitable for starting and stopping small to medium power three-phase motors. Please refer to the packaging markings or contact Kenxin Motors for confirmation of the actual coil voltage and auxiliary contact configuration to avoid confusion with other models in the same code family.

Core Product Advantages and Features
Spring-loaded (screwless) terminals
The "2" in part number "-2KC80" corresponds to a spring-loaded terminal design, where the clamping rod replaces the screw for fastening, resulting in faster wiring speed and greater vibration resistance.
K-code family, last code C80
It belongs to the K-code family of single-segment encoding, along with 3RT2025-2KF40 and 3RT2025-2KB40. The last code "C80" is a unique distinguishing code for this model.
Single-segment standard order code
Without additional Z-buy codes, the part number structure is simple, which is beneficial for business quotation comparison and spot material management.
Siemens genuine products
Kenxin Motors is an authorized distributor of Siemens, providing genuine product warranty and post-delivery selection consultation services.
project Specification
model 3RT2025-2KC80
Rated operating current Ie (AC-3) 17 A
Rated power (AC-3, 400V) 7.5 kW
Number of poles/main contacts 3 poles, 3NO
Terminal type Spring-loaded terminals (screwless, cage clamp)
Order code structure Single-segment encoding, no additional Z-code.
Frame size S00 (S0) is one size smaller than 3RT2026.
External dimensions (width x height x depth) Approximately 45 x 85 x 97 mm
Protection level IP20 (Front Side/Terminals)
Operating ambient temperature -25°C ~ +60°C
Applicable Standards IEC/EN 60947-4-1
Product Series SIRIUS 3RT20 series