Catalog > Electro-Mechanical Components > Industrial Automation Residual-Current Transformer Residual-Current Transformer 3UL2305-1A Residual-Current Transformer For Residual Current Monitoring Bushing Opening 105 Mm Residual Current 30 Ma...40 A 5,669.22 ZAR inc for 1 Each 1 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Parameter: Value Product: Siemens 3UL2305-1A Residual-Current Transformer Bushing Opening: 105 mm Fault Current Range: 30 mA – 40 A Operating Voltage: ≤ 690 V Continuous Current: 400 A per phase Surge Withstand: 6 kV Secondary Terminals: Screw-type Safe Touch Protection: Yes Ambient Temp (Op/Stor): –25 °C to +60 °C / –40 °C to +85 °C Humidity (Operation): ≤ 95 % Installation Altitude: ≤ 2,000 m Dimensions (W×H×D): 163 × 64 × 169 mm Weight: ~0.476 kg Terminals Torque: 0.5–0.6 N·m (4.4–5.3 lbf·in) Standards / Approvals: IEC, DIN, EN compliant Downloads Datasheet PDF File 238.67 KB