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Technical Specifications
Alternator Brand: Stamford (UK)
Alternator Model: UCDI 274K
Rated Power: 250 kVA
Emergency Power: 275 kVA
Frequency: 50 Hz
Insulation: H Class
Protection Class: IP23
Efficiency: 91.9%
Overload Capacity: 110%
Power Factor: 0.8
Output Voltage: 400/230 V
RPM of Alternator: 2250
Benefits
High-quality construction
Optimized fuel consumption
Long service life
Performs in harsh conditions
Easy installation and maintenance
Supervises critical control circuits: circuit-breaker, disconnector, and signalling circuits
One relay per circuit; multiple relays can supervise circuit branches
Designed for the COMBIFLEX system
Supply voltage range: 20–60 V DC
Continuous monitoring to prevent undetected faults
Preset operate time prevents unwanted alarms during circuit-breaker operation
LED indicator on front panel with output relay for operation indication
Detects bad contact, contact welding, and auxiliary voltage failures
For rail- or surface-mounted version, refer to SPER 1B1 C4
Technical specifications
Alternator Brand: Stamford (UK)
Alternator Model: UCDI 274K
Rated Power: 250 kVA
Emergency Power: 275 kVA
Frequency: 50 Hz
Insulation: H Class
Protection Class: IP23
Efficiency: 91.9%
Overload Capacity: 110%
Power Factor: 0.8
Output Voltage: 400/230 V
RPM of Alternator: 2250
Benefits
High-quality construction
Optimized fuel consumption
Long service life
Performs in harsh conditions
Easy installation and maintenance
Supervises critical control circuits: circuit-breaker, disconnector, and signalling circuits
One relay per circuit; multiple relays can supervise circuit branches
Designed for the COMBIFLEX system
Supply voltage range: 20–60 V DC
Continuous monitoring to prevent undetected faults
Preset operate time prevents unwanted alarms during circuit-breaker operation
LED indicator on front panel with output relay for operation indication
Detects bad contact, contact welding, and auxiliary voltage failures
For rail- or surface-mounted version, refer to SPER 1B1 C4
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