Poznámky redaktora
1.
11.
The use this device should reserved for qualified and expert personnel only.
You must assume that safe usage impossible if:
1.
Also remember disconnect all power supplies connected.11.
3. Use the “Belden 3106A”- type three-wire cable for instance (not supplied ABB SACE).
Model 3447
Apparatus Emax DC
S cale
D oc-N 1SDH000635R0002
Page No.
The “backup” condition can signalled configuring the unit relays; using the “YO back” selection, possible command the "opening
coil(YO)" accessory another opening device does not work.
B.
29/108
.
C.
11. The unit has “backup-protection” function; the first command the opening solenoid does not open immediately the circuit-breaker (TC
partially fault), TRIP commands are repeatedly sent until the circuit-breaker opens. the unit shows visible signs damage. Use the “Belden 3105A”- type two-wire cable for instance (not supplied ABB SACE). the unit has been damaged transit.
A
Prior servicing and/or replacing, the circuit-breaker must open.1 afety notes
A
WARNING: this symbol gives information about operations, actions circumstances that can cause injuries the personnel, damage
to the unit economic losses.1 Notes for dielectric stiffness tests
Dielectric stiffness tests the releases, inputs and outputs, are not permitted.2 via tio notes
Abbreviations
Abbreviations Meaning
BA Opening coil
BC Closing coil
CB Circuit-Breaker (for example Emax)
BT030 Power supply and Wireless communication unit, ABB SACE
PDA Pocket with Bluetooth
Emax Series ABB SACE air circuit-breakers
HMI030 Human Machine Interface
HW Hardware
In Rated current the Rating Plug installed the circuit-breaker
MT Thermal memory
Pn Circuit-breaker rated power
PR120/K Internal signalling unit alarms and trips the circuit-breaker
PR120/V-PR120/LV Measuring module
PR021/K Signalling unit
PR120/D-M Communication module
PR010/T ABB SACE unit test
PR122/DC Protection relay for Emax
PR123/DC Protection relay for Emax
PR030/B ABB SACE power supply unit
Relay also called “protection unit” “protection release”
TC Trip Coil (opening solenoid)
SdZ Zone selectivity
SW Software
i-Test "i-Test" button the front relay
Trip opening, generated the release
Un Rated voltage
Vaux Auxiliary power supply
Notes
A.
Read this manual carefully and completely.
If doubt, about its safe usage, the unit must put out service prevent any accidental use.
2 the unit does not function (for examplewith autotest with the trip test unit)
