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4. TECHNICAL CHARACTERISTICS
22 DBF Breaker Failure Protection GEK-106168E
4.2. TECHNICAL CHARACTERISTICS
MECHANICAL
• Metal 19” rack case, 2 units high
• IP51 Protection (as per IEC 529)
• Local HMI: LCD (2 rows, 16 characters) and 20 key keyboard
• Rear connection for wiring: 4 blocks, 12 terminals each (6 blocks when optional expansion board)
• Dimensions: 437 x 164 x 88 mm
• Weight: Net 6 kg. Shipping 7 kg.
ELECTRICAL
• Frequency: 50 or 60 Hz (selectable by setting)
• Rated current: 1 or 5 A (different models)
• DC Power Supply 48/125 Vdc or 110/250 Vdc (different models)
• Operational range 80% to 120% of rated values
• Digital Input Voltage For standard models: 48-125, 110-250 VDC
(according to selected model). For special models,
please refer to section 4.1.1.
• Thermal Capacity
Current circuits
- Permanent 4 x In
- 3s duration 50 x In
- 1 s duration 100 x In
• Temperature ranges
-Operation -20º C to + 55ºC
-Storage -40ºC to + 70ºC
• Humidity Up to 95% without condensation
• Trip contacts:
AC
-Continuous Capacity 16A
-Rated Breaking Capacity 4000VA
-Make 25A for 4 sec
-Operating Time 8 ms or less
DC Breaking Capacity
- Resistive 9A at 30V
- Resistive 0.65A at 100V
- Inductive(L/R=40 ms) 0.5A at 30V
• Burden
-Current circuits 0.5 VA at I
r
=5A
0.1 VA at I
r
=1A
• Consumption:
-At DC rated voltage 12 W idle state
16 W all relays activated
-Digital inputs 8 mA (1 W at V
rated
= 125 VDC)
• Accuracy
-Current 5%
-Time 5% or 30ms (whichever is greater)
- Error index Class E-5 as per IEC 255-4
• Repeatability
-Operating value 1%
-Operating time 2% or 30 ms (whichever is greater)