MSP: MK2000-240AD- Relay bảo vệ dòng rò và chạm đất
Giá bán: 16.900.000₫
S.Lượng :
Giá trên đã bao gồm VAT 10%

* Mã sản phẩm : MK2000-240AD

I.Features
• Multifunction numerical relay
• Three-phase, low-set and high-set phase overcurrent
• Two sets of low-set and high-set setting for phase
overcurrent
• Low-set and high-set earth fault
• Two sets of low-set and high-set setting for earth fault
• Circuit breaker failure protection
• Four selectable IDMT characteristic curves
• Definite time for low-set and high-set
• Numeric display of phase and earth fault currents
• Display of relay settings
• 9 non- volatile records of previous tripping currents
• Recording of relay start time
• Highly flexible programmable relay outputs
• Multifunction external digital input
• Isolated RS485 Modbus - RTU communication
• Selectable 50 Hz / 60 Hz
• ANSI code : 50P, 50G, 51P, 51G, 50BF
II. Technical Data
1.Measuring input:

Rated current In : 1 A or 5 A
Rated frequency : 50 or 60 Hz
Thermal withstand : 4 x In continuous
25 x In for less than 10 sec
100 x In for less than 1 sec
Burden : < 0.3VA at In
2.Rated auxiliary voltage:
Model MK2200-150D : 24~150 V DC
Model MK2200-240A : 198~265 V AC
Model MK2200-240AD : 85~265 V AC
110~340 V DC
3.Power consumption:
AC auxiliary voltage : 6 ~ 10 VA typical
DC auxiliary voltage : 5 ~ 9 W typical
Binary Input:
External binary input : 18 ~ 265 V DC
85 ~ 265 V AC
4.OUTPUT CONTACTS
5 programmable contacts +1 IRF contact:
Rated voltage : 250 V AC / DC
Continuous carry : 5 A
5.Contact specification:
Expected electrical life : 100,000 operations
at rated current
Expected mechanical life : 5 x 106 operations
6.ACCURACY
Protection thresholds : ± 3%
Time delay : ± 2% with a minimum
of 30 ms
Measurements : ± 3%
Reset ratio : 95% typical
Overshoot time : less than 30 ms typical
7.EARTH-FAULT ELEMENT
Low-set setting I o> : 0.05 ~ 1.0 x In ,
step 0.01
High-set setting I o>> : 0.05 ~ 10.0 x In ,
step 0.05
Time multiplier kt o> : 0.02 ~ 1.0 ,
step 0.01
Low set definite time t o>, 0 ~ 300 s :
0 ~ 10.0s : step 0.01
10.0 ~ 100s : step 0.1
100 ~ 300s : step 1
High set definite time t o>>, 0 ~ 300 s :
0 ~ 10.0s : step 0.01
10.0 ~ 100s : step 0.1
100 ~ 300s : step 1
8.OVERCURRENT ELEMENT
Low-set setting I > : 0.10 ~ 2.50 x In ,
step 0.01
High-set setting I >> : 0.10 ~ 40 x In ,
0.1 ~ 10 In : step 0.05
10 ~ 40 In : step 0.1
9.Time multiplier kt > : 0.02 ~ 1.0 ,
step 0.01
Low set definite time t >, 0 ~ 300 s :
0 ~ 10.0s : step 0.01
10.0 ~ 100s : step 0.1
100 ~ 300s : step 1
High set definite time t >>, 0 ~ 300 s :
0 ~ 10.0s : step 0.01
10.0 ~ 100s : step 0.1
100 ~ 300s : step 1
9.ENVIRONMENTAL CONDITIONS
Temperature : -5˚C to +55˚C
Humidity : 56 days at 93% RH and 40˚C
non-condensing
10.MECHANICAL
Mounting : Panel mounting
Dimension (mm) : 142(w) x 165(h) x 198(d)
Enclosure protection : IP54 at the panel
Approximate weight : 2.9 kg
11.COMMUNICATION
RS485 Modbus - RTU
MK 2200
Relay bảo vệ dòng rò và chạm đất
18.200.000₫
Relay bảo vệ dòng rò và chạm đất
8.850.000₫
 
 
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