High Speed Switch STS – Focusing on Battery ESS

Parameters

Product Model	STS
Rated voltage (kV)	12	√
Rated current(A)	1600	√
Rated frequency(Hz)	50	√
Rated short-circuit breaking current(kA)	40	√
Rated short-time withstand current (kA)	40	√
Rated peak withstand current(kA)	100	√
Rated duration of short-circuit(S)	4	√
Rated short-duration power-frequency withstand voltage(kV)	42	√
Rated lightning impulse withstand voltage(kV)	75	√
Rated power-frequency withstand voltage(across the open switching device)(kV)	48	√
Rated lightning impulse withstand voltage(across the open switching device)(kV)	85	√
Rated operating sequence	C/0	√
Class for electrical endurance(with auto-recose)	E2
Class for mechanical endurance	M2

Enhance Grid Resilience, Optimize System Stability

BESS offers millisecond-level power regulation and precise frequency and voltage control, significantly boosting grid resilience and reliability, and improving overall power quality.

Unlock Capacity Value, Defer T&D Upgrades

Acting as a virtual transmission line, BESS alleviates grid congestion and boosts existing asset utilization, helping you defer or avoid costly transmission and distribution(T&D) infrastructure expansion.

Deepen Market Participation, Unlock Arbitrage Potential

Highly dispatchable, BESS allows you to efficiently participate in ancillary service markets and leverage peak-to-off-peak arbitrage, creating diversified revenue and boosting economic efficiency.

Ensure Critical Load Continuity in Extreme Scenarios

In events like main grid failures, BESS serves as a highly reliable backup power source, providing seamless, uninterruptible power to ensure critical equipment remains operational, guaranteeing ultimate high availability.