Page 338 - SACE Tmax XT - Technical Catalogue

3/8 SACE TMAX XT LOW VOLTAGE MOLDED CASE CIRCUIT-BREAKERS

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Reading information

Information on how to read the diagrams

S87/3 = Contact for electrical signaling of XCT1-2 = Terminal box of Ekip DIN Rail Cartridge
circuit-breaker open due to residual Basic or Ekip DIN Rail Cartridge
current relay trip XD.. = Nine-way connector for auxiliary
SC = Pushbutton or contact for closing the circuits of plug-in circuit-breaker
circuit- breaker XE.. = Fifteen-way connector for auxiliary
SC3 = Motor start pushbutton circuits of plug-in circuit-breaker
SD = Residual current relay supply XF.. = Ekip Corn type interface unit connector
disconnector XH1 = Protection relay connector
SO = Pushbutton or contact for opening XV = Terminal box of circuit-breaker
circuit-breaker applications
S03 = Motor stop pushbutton YC = Closing coil of stored energy motor
SR = Electrical reset pushbutton or contact operator
SY/1...3 = Contacts for signaling circuit-breaker YO = Opening coil
open due to tripped overcurrent YO1 = Coil for opening due to overcurrent
protection relay, thermomagnetic YO2 = Opening coil of residual current relay
release and coils YO, Y01, Y02, YU YU = Undervoltage coil
(tripped position) YU/0 = Undervoltage and opening coil
TI = Toroidal current transformer (Combo)
TI/L1-L2-L3 = L1-L2-L3 phase current transformer
TI/N = Current transformer on neutral
TU2 = Insulation voltage transformer (out
side circuit-breaker)
Uaux = Auxiliary supply voltage
V1 = Circuit-breaker applications
V2 = Motor operator applications
V4 = Indicative switchgear and connections
for operation and signaling, outside
circuit- breaker
V5 = Ekip DIN Rail Cartridge Basic or Ekip
DIN Rail Cartridge applications
W2 = Serial interface with internal bus (local
bus)
W9...14 = Connector RJ45 for interface unit and
for communication modules
W9R...12R = Connector RJ45 for redundant
communication modules
X3-X4-X8 = Protection relay connectors
XB.. = Three-way connector for auxiliary
circuits of plug-in circuit-breaker
XC.. = Six-way connector for auxiliary circuits
of plug-in circuit-breaker
XC2-3 = Six-way connector for auxiliary circuits
of plug-in circuit-breaker for voltage
up to 400V