High-quality ABB SPAF 140 C-AA FREQUENCY RELAY in New – Open Box condition, engineered for marine automation systems, vessel engine control, and industrial equipment reliability.
Supplied directly by Marine Exporters with worldwide express shipping, verified quality testing, and competitive B2B export pricing.
Condition: New – Open Box
Model & Type Full Model: SPAF 140 C-AA Type: Digital frequency protection relay (part of ABB’s SPACOM series).
Full Model: SPAF 140 C-AA
Type: Digital frequency protection relay (part of ABB’s SPACOM series).
Typical Applications: Generator protection (islanding prevention). Load shedding in power plants/substations. Grid stability monitoring.
Measuring Range: 40-70 Hz (adjustable thresholds).
Accuracy: ±0.01 Hz (high precision).
Time Delay: Configurable (0.1-300 sec) for tripping/alarms.
Inputs & Outputs Voltage Input: 100-240V AC/DC (wide range). Binary Inputs: 4-8 configurable status inputs. Relay Outputs: 4-6 changeover contacts (for tripping/alarms).
Voltage Input: 100-240V AC/DC (wide range).
Binary Inputs: 4-8 configurable status inputs.
Relay Outputs: 4-6 changeover contacts (for tripping/alarms).
Serial Communication: RS-485 (Modbus RTU).
Optional: IEC 60870-5-103 or DNP3.0 (for SCADA integration).
Operating Temp: -25°C to +55°C.
Standards: IEC 60255, IEEE C37.90 (EMC immunity).
Power Plants: Prevents generator damage during frequency excursions.
Industrial Facilities: Automatic load shedding during grid instability.
Renewable Energy: Protects wind/solar farms during grid faults.
Brand: ABB
Model: SPAF 140 C-AA FREQUENCY RELAY
Controller Platform: PROTECTION & CONTROL RELAY
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