Siemens 7SR224 - Page 8

(1) Description of Operation 7SR224
Page 8 of 66 ©2009 Siemens Protection Devices Limited
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ORDER-No.:
7SR224 -2 -0
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Protection Product Family
5
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Overcurrent - Directional 2
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Relay Type
6
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Recloser 4
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Case, I/O and Fascia
1)
7
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E10 case, 4 CT, 6 VT, 13 Binary Inputs / 14 Binary Outputs, 8 LEDs + 12 keys
1
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DA
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E10 case, 4 CT, 4 VT, 13 Binary Inputs / 14 Binary Outputs, 8 LEDs + 12 keys
2
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C
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E10 case, 4 CT, 4 VT, 23 Binary Inputs / 22 Binary Outputs, 8 LEDs + 12 keys
3
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C
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E10 case, 4 CT, 4 VT, 33 Binary Inputs / 14 Binary Outputs, 8 LEDs + 12 keys
4
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C
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E10 case, 4 CT, 6 VT, 23 Binary Inputs / 22 Binary Outputs, 8 LEDs + 12 keys
5
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DA
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E12 case, 4 CT, 4 VT, 33 Binary Inputs / 14 Binary Outputs, 16 LEDs + 12 keys
6
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C/E A
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E12 case, 4 CT, 4 VT, 33 Binary Inputs / 30 Binary Outputs, 16 LEDs + 12 keys
7
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C/E A
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E12 case, 4 CT, 4 VT, 43 Binary Inputs / 22 Binary Outputs, 16 LEDs + 12 keys
8
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C/E A
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Measuring Input
8
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1/5 A, 63.5/110V
2
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Auxiliary Nominal Voltage
9
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30 to 220V DC, binary input threshold 19V DC 22W A
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30 to 220V DC, binary input threshold 88V DC 22W B
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Region Specific Functions
10
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Region World, 50/60Hz, language English, Reyrolle fascia A
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Region World, 50/60Hz, language English, Siemens fascia
B
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Region USA, 60/50Hz, language English - US (ANSI) (language changeable), Siemens fascia
C
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Communication Interface
11
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Standard version - included in all models, USB front port, RS485 rear port
1
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Standard version - plus additional rear F/O ST connectors (x2) and IRIG-B
2
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Standard version - plus additional rear RS485 and IRIG-B
3
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Standard version - plus additional rear RS232 and IRIG-B
4
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Protocol
12
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IEC 60870-5-103
0
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IEC 60870-5-103 and Modbus RTU (user selectable setting)
1
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IEC 60870-5-103 and Modbus RTU and DNP 3.0 (user selectable setting)
2
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Spare
13
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0
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Protection Function Packages
14
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Standard version - included in all models C
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27/59 Under/overvoltage
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27/59 Under/overvoltage, Sag/swell
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37 Undercurrent
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46BC Broken conductor/load unbalance
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46NPS Negative phase sequence overcurrent
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47NPS Negative phase sequence overvoltage
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49 Thermal overload
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50BF Circuit breaker fail
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51V Voltage dependent overcurrent
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59N Neutral voltage displacement
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60CTS CT supervision
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60VTS VT supervision
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67/50 Directional instantaneous phase fault overcurrent
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67/50G Directional instantaneous earth fault
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67/51 Directional time delayed phase fault overcurrent
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67/51G Directional time delayed earth fault
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67/50HIZ Directional instantaneous sensitive earth fault
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67/51HIZ Directional time delayed sensitive earth fault
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74TC Trip circuit supervision
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74BF Circuit breaker close fail
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79 Autoreclose
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81 Under/overfrequency
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81HBL2 Inrush restraint
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86 Lockout
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Battery and capacitor test
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Cold load pickup
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Programmable logic
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Standard version - plus
D
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27/59 Under/overvoltage
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60VTS VT supervision
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Loop automation by loss of voltage
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Standard version - plus
E
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Single/triple pole autoreclose
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Additional Functionality
15
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No additional functionality
A
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Settings File
16
Standard settings and standard labels for Siemens Recloser 0
Standard settings and standard labels for any third party Recloser 2
1)
4CT is confi
g
ured as 3PF + EF/SEF
(
user selectable settin
g)
.
6-8
1,5
Table 1-1: 7SR224 Ordering Options