Page 342 - SACE Tmax XT - Technical Catalogue

3/12 SACE TMAX XT LOW VOLTAGE MOLDED CASE CIRCUIT-BREAKERS

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Reading information

Information on how to read the diagrams

M) Opening and closing commands from Ekip X) Contact S52 signals the state of the Y02 / YU
Actuator can be obtained with Y0 and Y0 opening coils.
coils, with 110-120VDC and 240-250VAC maxi- For coil Y02, the contact connected to poles
mum voltage values. 25-28 of connector X (or XV) is closed with
N) Use BELDEN 3105A cables or equivalent. Y02 energized (circuit-breaker opening acti-
O) Contact 8751/5 should be connected once vated), contact 25-26 is closed with Y02 de-
only to a single module when there are sev- energized.
eral Ekip Com modules with withdrawable For coil YU, the contact connected to poles
circuit-breakers. 25-28 of connector X (or XV) is closed with YU
P) Auxiliary voltage Uaux. Enables all the func- de-energized (circuit-breaker opening acti-
tions of the EKIP electronic protection vated), contact 25-26 is closed with YU ener-
releases to be activated. "Galvanically sepa- gized.
rated convertors" conforming to standard Z) Ekip Supply cannot be used for direct supply
IEC 60950 (UL 1950) or equivalent must be to the electronic release by means of termi-
used since an earthed Uaux is required. nals K1 and K2.
Q) Use BELDEN 3105A cables or equivalent not AA) See Fig. 31 and 32 for connection of W3 and W4.
more than 15m in length. AB) Use BELDEN 8762/8722 two-pole shielded ca-
R) Recommended RJ45 cable: CAT6 STP. ble or equivalent. The shield must be earthed
S) Consult "Technical Application Papers - vol. 9: on the selectivity input side (for zone selec-
Bus Communication with ABB Circuit-break- tivity) or on both sides (for other applica-
ers" for serial line connection EIA RS485. tions).
T) Short-circuit terminals 1200 on if a terminat- AC) Admissible maximum rated secondary volt-
ing resistor must be connected to the Local age is 120V.
Bus. AD) Use PENTRONIC TEC/SlTW-24F (type TX) in-
U) Use Belden 3079A cables or equivalent. For sulated cables for thermocouples or equiva-
further details see White Paper lent, no more than I’m in length.
1SDCOO741200201 "Communication with AE) Use appropriate cables compatible with the
SACE Emax 2 Circuit- Breakers". workplace in which the 4-20mA current sen-
V) Use Belden 3084A cables or equivalent. For sor is used and not more than 3 m in length.
further details see White Paper
18DCOO7412G0201 "Communication with
SACE Emax 2 Circuit- Breakers".
W) Contacts S4/1 and S4/2 in Fig. 17 can be used
to open the undervoltage coil circuit shown in
Fig. 73-74 when the circuit-breaker is open
and to close it again in the presence of a clos-
ing command, in compliance with the Stan-
dard governing machine tools.