Key Features

1. Low‑voltage wide‑range power supply: 18–40 VDC (24 VDC nominal)

2. High‑precision automatic bumpless synchronization: phase angle, frequency and voltage difference detection

3. Outputs closing pulse for generator circuit breaker, with anti‑paralleling protection

4. Dual magnetic pickup (MPU) speed inputs for redundant speed measurement

5. LON bus interface for DSLC network communication; RS‑232/422/485 with Modbus RTU/ASCII

6. Conformal‑coated PCB, anti‑vibration & EMI‑resistant, suitable for marine & offshore environments

Electrical Specifications

• Power Supply: 18–40 VDC

• Speed Input: 2‑channel MPU, 400 Hz–15 kHz

• Communication: LON bus, RS‑232/422/485, Modbus RTU/ASCII

• Operating Temperature: −40 °C ~ +70 °C

• Certifications: CE, UL, Class I Div 2 hazardous area compliant, Lloyd’s Register marine approved

Mechanical & Environmental Features

• Mounting: Front panel‑mount

• Enclosure: Rugged metal housing

• Dimensions: 412.8 × 292.1 × 60.4 mm

• Weight: ~2.8 kg

• High‑voltage counterpart: 8280‑419 (90–150 VDC)

Typical Applications

• Single‑point automatic synchronization for multi‑generator power stations

• Marine genset shore‑power & grid paralleling control

• Offshore oil‑gas platform generator synchronization

• Industrial micro‑grid genset parallel‑switching control