- No of operation – 15000 < 4000 A ,10000 > 4000 A – more Life
- Operating Time – better protection – opening 34 ms & closing 35 ms
- Temperature with standing – 55°C – 100% loading up to 70°C.
- Low power loss ACB – save energy
- Ready to close – self check before switch on and safe operation
- Rating plug, Erosion indicator – special features
LV switch Gear & Motor
ACB – 3 & 4 pole, up to 6300 A fixed - mounted and withdraw able version
KEY POINTS TO CONSIDER
Low-Voltage Switchgear
Siemens low-voltage switchgear is designed, tested, and constructed to provide superior power distribution, power monitoring, and control. Utilized in a range of applications like industrial, institutional, critical power, and commercial, the switchgear solution is created for your world-class operations.
MCCB – SENTRON 3VL
- Rated current from 16 to 1600A, 3 Pole and 4 Pole
- Thermal Magnetic and Microprocessor based electronic trip units (ETUs)
- Communication capable ETUs, No derating up to 50°C
- Current limiting, Positive isolation, Suitable for 90° offset mounting
- RCD module for residual current protection
- Mountings – Standard fixed / Plug-in / draw out
- Manual operation with rotary handle / Motorized operation
- Interlocking of MCCBs using Castell locks / Bowden wire / Walking beam
- Easy site fitment of internal accessories, RCD module, Motorized unit
Typical applications
- Incoming and outgoing circuit breakers in power distribution applications.
- Switching and protection devices for motors, transformers, generators, capacitors.
SWITCH DISCONNECTOR FUSE – SDF
- Switch Disconnector fuse from 20A to 800A in 2P, 3P+N and 4P Versions.
- Switch Disconnector available from 63A to 1600A.
- Motor duty as well as Power Distribution Switches.
- Suitable for applications up to 690V AC.
- 3KL8 Switches suitable for high temperature applications till 60°C.
- Isolable neutral as well as switched neutral pole.
- Increased safety through IP20 Fuse Covers and terminal cover.
- Suitable for Isolation as per IEC 60947.
- Unique Positive OFF indication to indicate the true position of contacts.
- Fuse monitoring provision via 3VU1340 fuse monitor.
- Type 2 Coordinated combination available for the entire range.
- Telescopic adjustable length shaft with rotary handle.
CONTACTOR : 3TF & 3RT
Ratings : SICOP of 21 ratings up to 820A.
Air break contactor with DIN channel mounting / screw mounting Air break contactor, with screw mounting facility Vacuum contactor with screw mounting facility.
SIRIUS : 9A TO 500 A SIZE 00 TO S12
Capacitor Duty, Crane duty contactors also available.
OVERLOAD RELAY – 3UA & 3RV
BIMETAL, ELECTRONIC TYPE
Range : 0.1 to 0.16 A to 250 to 400 A contactor mountable
Electronic : up to 630 A
MPCB – MOTOR PROTECTION CIRCUIT BREAKER
MPCB trips on SC and also on OL
Range: 0.16 A to 63 A
Auxilary : No & NC
TIMER – 3RP
- On delay,Off delay,Star delta
- Line monitoring Relay
- Phase sequence, Phase failure, Phase imbalance, Under and Over voltage
PUSH BUTTON & INDICATION LAMP – 3SB
- Indicating Lamp LED
- Modular Push button Actuator & select or switch
- Push button station
- Limit switches – 3SE type
STAR DELTA CONTACTOR ASSEMBLY
- Full wired and tested solution
- Installation kit as option
- Reduced installation time
- Reduced space & wiring
- Saves on Engineering time too
FUSE – HRC
- Rated Voltage AC 500V / DC 440V upto 630A (DC 250V for size 00)
- AC 690V/DC 440V (DC 250V for size 00)
- Rated Current Range 2 to 800A: (500 Vac) 800A@415V.
40 to 500 A (690 Vac) - Rated Breaking Capacity AC 120kA / DC 25kA
- Mounting position as desired but preferably vertical
MOTOR MANAGEMENT CONTROL
- Multi functional electronic motor protection: Overload, Earth Fault, Thermistor, Single phasing, Phase unbalance, Stall protection etc.
- Flexible software for motor control,Built – in software logic like DOL, Star – Delta, Reversing Starter, eliminates complete control wiring.
- Detailed operating, service and diagnostics data: Provides details of motor load, fault messages, motor stop/start times, overload trips etc.
- Parameterization done via RS – 485 port thro PC/PG & Direct Communication via PROFIBUS DP
SENTRON PAC Power Monitoring Devices for All Measuring Tasks
- Easy mounting and commissioning
- Easy operation via four function keys and plain text displays
- Multiple and global applicability (IP65, multi – lingual text displays, approvals)
- Easy connection to various systems via integrated communication interface
- Various monitoring and control functions via digital inputs and outputs
- Compact design