Page 168 - SACE Tmax XT - Catalogue

7/22 SACE TMAX XT LOW VOLTAGE MOLDED CASE CIRCUIT-BREAKERS

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Signaling

AUX for XT7 and XT7 M

Circuit -breakers XT7 XT7 M
AUX Q SY S51 S52 Q S51 RTC
24V DC       
250V AC/DC  (1)  (1)    (1)  
400V AC   - -  - -
(1) Same commercial code of AUX 400V

Open / closed auxiliary contacts - Q
The XT7 and XT7 M circuit-breakers can be equipped with auxiliary contacts that signal the open or
closed status of the circuit-breaker. The contacts are available in the following configurations:

Open / closed auxiliary XT7 XT7 M
— contacts (AUX 4Q)
Open and close 4 auxiliary contacts 4Q 400V AC/DC  
auxiliary contacts
4Q 24V DC  
2Q 400V AC/DC + 2Q 24V DC  
15 auxiliary contacts 15Q 400V AC/DC 
15Q 24V DC 

400V/250V AC/DC contact 24V DC contact
Type Changeover contacts Changeover contacts
Minimum load 100mA @ 24V 1mA @ 5V
Breaking capacity
— DC 24V - 0.1A
15 auxiliary contacts
125V 0.3A @ 10ms -
250V 0.15A @ 10ms -
AC 250V 5A @ cosϕ 1 -
5A @ cosϕ 0.7 -
5A @ cosϕ 0.3 -
400V 3A @ cosϕ 1 -
2A @ cosϕ 0.7 -
1A @ cosϕ 0.3 -
The AUX 15Q is an alternative to the mechanical interlock (MI) or the DLC for XT7 M lock.