pienjännitys
Pienjännitys refers to low-voltage electrical systems. In Finland, this typically means electrical installations operating at nominal voltages up to 1000 volts for alternating current (AC) and up to 1500 volts for direct current (DC). These systems are common in residential, commercial, and industrial buildings for power distribution, lighting, and operating most everyday appliances.
The design, installation, and maintenance of pienjännitys systems are subject to strict regulations and standards to
Key components of pienjännitys include distribution boards, circuit breakers, fuses, wiring, outlets, and switches. The grounding