
TERASAKI TEMPOWER Air Circuit Breakers
3-Pole, 690/1000V
Manual Stored Energy & Fixed Mounting Type,
With Multi-Function Overcurrent Tripping Device providing:
Adjustable Long Time Delay (Overload Protection),
Adjustable Short Time Delay (Discrimination Protection),
Adjustable Instantaneous (Short Circuit Protection) & Pre-trip
Alarm
| MODEL/TYPE |
RATING |
SETTING
RANGE |
AC
BREAKING CAP.
@
415V/500VAC
IEC 947-2 (Icu = Ics) |
AT12 |
1000
Amps |
630
to 1250A |
65
KA |
AT12 |
1250
Amps |
630
to 1250A |
65
KA |
AT16 |
1600
Amps |
800
to 1600A |
65
KA |
AT20 |
2000
Amps |
1000
to 2000A |
65
KA |
AT25 |
2500
Amps |
1250
to 2500A |
65
KA |
AT32 |
3200
Amps |
1600
to 3200A |
85
KA |
AT40 |
4000
Amps |
2000
to 4000A |
85
KA |
AH50C |
5000
Amps |
2500
to 5000A |
120
KA |
AH60C |
6300
Amps |
3000
to 6300A |
120
KA |
A)
ACCESSORIES/FEATURES PROVIDED AS STANDARD IN EACH ACB (AT-SERIES)
1.
STANDARD TRIP TYPE: True RMS Sensing + Selectivity.
2. AUXILIARY SWITCHES: 5a + 5b
3. TRIP INDICATIONS: The associated LED is lit to indicate which
trip function, LTD, STD/INST
or PTA ALARM CONTACTS: has operated. Also voltage-free contacts
on Trip Device operate simultaneously.
4. PRE-TRIP ALARM: PTA Indication & Trip Switch. w/Adj. PTA
functions.
5. PAD LOCKING: Provision for Pad Locking the ACB in OPEN position
is provided.
6. TEST MODE: TEMPOWER ACBs can be checked/tested in the field
anytime for precise operation.
B)
OPTIONAL ACCESSORIES & TRIPPING DEVICES:
•
Trip Indicator Switch
• Close-Open cycle Counter
• Key Interlock
• Key Interlock System
• Mechanical Interlock
• Extra for Adjustable Earth Fault Protection (w/o, 4th
CT)
• Under-Voltage Trip (Time Delay)
• Shunt trip
• Motor Mechanism for Spring Charging
• Drawout version with safety shutters
• Closing Operations: Motor charging or solenoid operation
• TemTrip Relay including Digital Monitor
• Spare OCR for "AT" Series
TERASAKI
TemPower ACBs are based on True R.M.S. Sensing + Selectivity.
Hence they are designed for use as Main Incoming Breaker as well
as a Secondary Breaker.
TERASAKI
TemPower ACBs are custom designed. Your individual specifications
can be incorporated by the factory.
For 4-POLE ACBs AND FURTHER DETAILS, PLEASE CONTACT US.
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