Siemens 7SR224 Manual

A
Item Description
A MLFB model number
B Ratings label
C Programming port
LED Description
L1 Phase A target
L2 Phase B target
L3 Phase C target
L4 Ground fault target
L5 Sensitive earth fault (SEF) target
L6 Recloser is locked out
L7 AC input power to control cubicle ok
L8 Capacitors charged and system ready to reclose
B
7SR224
Relay
L1 A PH Fault L9
L2 B PH Fault
L3
C PH Fault
L10
Gnd Fault
L4
L5
SEF
L11
L6
Lockout
Aux Power OK
L7
Recloser OK L12
L8
L13
C
L14
LED Button
L9 F1
L10 F2
L11 F3 Push-to-toggle reclose functionality ON/OFF
L12 F4
L13 F5 Push-to-toggle ground fault protection ON/OFF
L14 F6
L15 F7
L16 F8 Push-to-toggle instantaneous protection ON/OFF
L17 F9
L18 F10
L19 F11
L20 F12
Item Description
In CT secondary current (1 A for recloser)
Fn 50 Hz/60 Hz (user defined)
Vn Voltage supplied to relay from voltage sensors
Vx Power supply voltage range (dc volts)
BI Voltage to activate a binary input
Config Firmware revision number
Serial No. Serial number
Similar To:
TGH 02/12
DR: _______
TGH 02/12
CH: _______
Scale:
NONE
----
AP: _______
Open L15
Close L16
L17
Reclose ON
Hot Line
L18
Tag ON
Gnd Fault
L19
Prot'n OFF
SEF
L20
Prot'n OFF
Description
Push-to-open recloser
Push-to-close recloser
Push-to-toggle hot line tag ON/OFF
Push-to-toggle SEF protection ON/OFF
Push-to-toggle all protection ON/OFF
User defined
User defined
User defined
Push-to-trip and reclose recloser
Name:
Sheet: Part No:
18-671-296-402
1 of 4
All Prot'n
OFF
Inst Prot'n
OFF
Trip &
Reclose
If associated LED is lit, status:
Recloser is OPEN
Recloser is CLOSED
Reclose functionality is ON
Hot line tag is ON
Ground fault protection is OFF
SEF protection is OFF
All protection is OFF
Instantaneous protection is OFF
User defined
User defined
User defined
----
Type 7SR224 Relay
Quick Reference Guide
For Three-Phase SDR Recloser
Bulletin:
01-12
Issue/Rev:
01