SACE ® TMAX XT ® UL/CSA LOW VOLTAGE MOLDED CASE CIRCUIT-BREAKERS UL489 AND CSA C22.2 STANDARDS
3/8
— Reading information Information on how to read the diagrams
S87/3
= Contact for electrical signaling of circuit- breaker open due to residual current relay trip = Pushbutton or contact for closing the circuit- breaker
XCT1-2 = Terminal box of Ekip DIN Rail Cartridge Basic or Ekip DIN Rail Cartridge XD.. = Nine-way connector for auxiliary circuits of plug-in circuit-breaker
SC
XE..
= Fifteen-way connector for auxiliary circuits of plug-in circuit-breaker = Ekip Com type interface unit connector = Protection relay connector = Terminal box of circuit-breaker applications = Closing coil of stored energy motor operator
SC3
= Motor start pushbutton = Residual current relay supply disconnector
SD
XF.. XH1
SO
= Pushbutton or contact for opening circuit-breaker
XV
S03
= Motor stop pushbutton
YC
SR = Electrical reset pushbutton or contact SY/1...3 = Contacts for signaling circuit-breaker
YO
= Opening coil
open due to tripped overcurrent protection relay, thermomagnetic release and coils YO, Y01, Y02, YU (tripped position)
YO1 YO2
= Coil for opening due to overcurrent = Opening coil of residual current relay
YU
= Undervoltage coil
YU/0
= Undervoltage and opening coil (Combo)
TI = Toroidal current transformer TI/L1-L2-L3 = L1-L2-L3 phase current transformer TI/N = Current transformer on neutral TU2 = Insulation voltage transformer (outside 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 = Six-way connector for auxiliary circuits of plug-in circuit-breaker for voltage up to 400V
XC2-3
Powered by FlippingBook