✅ CHINT 311027 – NJYW1–BL2 Floatless Relay (Type B), AC380V, 2 km Lead Wire Industrial-grade floatless relay for AC380V systems, featuring extended 2 km lead wire and dry-run protection—ideal for large-scale water level automation and pump safety. 🔹 Description (English): The CHINT 311027 – NJYW1–BL2 is a Type B floatless relay designed to operate at AC380V, offering long-range water level monitoring with a 2 km lead wire. It is specifically built for automatic control of water supply and drainage, and includes anti-vacuum pumping protection to safeguard pumps from running dry. Engineered for industrial, agricultural, and municipal water systems, this model is ideal for applications requiring remote water level detection in deep wells, tanks, or underground storage. Its durable design ensures reliable performance in demanding conditions. 🔹 Key Features: • Rated voltage: AC380V • Extra-long lead wire: 2 km • Type B with dry-run protection • Designed for remote water level sensing • Automatic water supply and drainage control • Prevents pump damage due to low water level • Suitable for factories, farms, and utility stations 🔹 Technical Specifications (English): Parameter Value Model NJYW1–BL2 Part Number CHINT 311027 Series NJYW1 (Type B) Rated Voltage AC380V Lead Wire Length 2 km Function Floatless relay for remote water level control with pump dry-run protection