Special Application Fuse Links – Interservice(NATO/MOD)
- Special range of Fuse Links developed for the armed forces for general purpose applications
- Developed in accordance with DEF STAN 59-96
- Range is now classified under NATO stock numbers which are universally recognised
- Available as end contact (ferrule) & tag contact type in up to 5 body sizes
- Current ratings from 0.25 Amps to 200 Amp
- Voltage rating up to 440V ac and 230V dc 33kA
- For use in all types of ships with Lloyds certified equipment
Air Circuit Breaker : M-Pact Plus Frame 3 -Withdrawable
Pre-mounted into a self-contained ‘cassette’, this versatile circuit breaker can be inserted or withdrawn via sliding rails using a racking drive mechanism controlled by a racking handle. It provides three set positions:
- Disconnected / test / connected
Any attempt to withdraw the unit whilst in service will automatically trip the breaker (by the racking position safety mechanism).
It can be racked to the disconnected position with the cubicle door closed or open.
- Carriage position switch (optional)
- Shutters and padlocking facility
- Contact indication
- Termination: rear (horizontal/vertical)
- Automatic disconnect of secondary circuits
- Easy wiring of the control circuit contacts
- Carrying handles for easy of removing the circuit breaker from the cassette
Air Circuit Breaker : M-Pact Plus Frame 1 &2 – Withdrawable
Pre-mounted into a self-contained ‘cassette’ ; this versatile circuit breaker can be inserted or withdrawn via sliding rails using a racking drive mechanism controlled by a racking handle.
It provides three set positions : Disconnected/Test/Connected.
Any attempt to withdraw the unit whilst in service will automatically trip the breaker, either by the racking position safety mechanism or by the insertion of the racking handle. It can be racked to the disconnected position with the cubicle door closed or open.
- Compliance with IEC947-2, BSEN60947-2 & VDE0660 part 101 & 107
- ASTA, KEMA and LOVAG certification to IEC947-2 & BSEN60947-2
- Rated short circuit performance from 50 kA to 80 kA (Icu=Ics=Icw) @ 415v
- Nominal ratings from 400A to 4000A
- 2 Frame Sizes: Frame 1 (400A to 2500A), Frame 2 (400A to 4000A
- 3 and 4 pole available in both fixed and withdrawable pattern
- Common height and depth for complete range
- Common accessories designed for simple installation
- Built-in safety features provided as standard
- Superior circuit protection integral to MPRO relay including combination of unrestricted, restricted and standby earth fault
- Communications facility incorporating MODBUS protocol
- Auxiliary contacts 5 n/o + 3 n/c provided as standard
- Ingress Protection – IP20 secondary contacts and IP43 door seal provided as standard with enhanced IP54 door option available
- 2 or 3 way mechanical interlocking available in cable and rod design
- Fully insulated steel shutters with front access padlocking facility as standard
- Lifting lugs for ease of removal of the breaker from the ‘cassette’
Air Circuit Breaker : M-Pact Plus – Accessories& Spare parts
A vast range of optional accessories developed to be compatible for the entire range of breakers regardless of nominal rating or frame size. For quick installation and minimal down time required, all accessories are easily field mountable and can be factory fitted or installed at site.
- Motorised spring charging unit with facility for ready to close signal
- Closing coils
- Shunt trips
- Undervoltage releases – fixed or time delayed
- Key interlock facility – Castell, Fortress, Ronis or Profalux can all be accommodated
- 2 or 3 way mechanical interlocking – Bowden cable or rod configuration
- Circuit breaker insertion interlock device for use with withdrawable units
- Mechanical operations counter
- Cable/busbar earthing device with optional indicator switch
- Rear or front access connections for fixed and withdrawable types
- Door interlocking facility
- Carriage position switch
- Circuit breaker lifting and handling truck
- Functional test units for MPRO protection relays
- Fixed pattern to withdrawable conversion kits
Air Circuit Breaker : M-Pact Plus Frame 3 -Fixed pattern
M-Pact Plus frame 3 fixed pattern air circuit breakers incorporate a stored energy mechanism. The spring can be charged either manually or electrically via a motor operator that is automatically activated after the closing operation.
IP43 front panel and door escutcheon seals are standard features. For enhanced protection, an optional IP54 door panel is also available.
- Trip-free operating mechanism
- Positive ‘ON/OFF’ contact indication
- Mechanical/electrical anti-pumping device
- Charging spring status indication
- Manual spring charging handle
- Auxiliary switches 4 NO and 6 NC, 10A 500V (standard)
- Mechanical trip alarm switch (1 NO) (potential free)
- Padlockable push-button cover
- Mechanical cable interlocking (optional)
- Termination : horizontal
- Electrical spring charge indication
- Easy replacement of main and arcing contacts
Air Circuit Breaker : M-Pact Plus Frame 1 &2 – Fixed Pattern
Designed to match the most demanding requirements for rapid detection and safe interruption of faults. Our latest generation of M-PACT PLUS ACB and associated MPRO protection relay incorporate a formidable array of circuit protection and system management. Fixed pattern breakers incorporate a trip free, stored energy mechanism that can be manually or electrically charged via a motor mechanism.
- Compliance with IEC947-2, BSEN60947-2 & VDE0660 part 101 & 107
- ASTA, KEMA and LOVAG certification to IEC947-2 & BSEN60947-2
- Rated short circuit performance from 50 kA to 80 kA (Icu=Ics=Icw) @ 415v
- Nominal ratings from 400A to 4000A
- 2 Frame Sizes: Frame 1 (400A to 2500A), Frame 2 (400A to 4000A)
- 3 and 4 pole available in both fixed and withdrawable pattern
- Common height and depth for complete range
- Common accessories designed for simple installation
- Built-in safety features provided as standard
- Superior circuit protection integral to MPRO relay including combination of unrestricted, restricted and standby earth fault
- Communications facility incorporating MODBUS protocol
- Auxiliary contacts 5 n/o + 3 n/c provided as standard
- Ingress Protection – IP20 secondary contacts and IP43 door seal provided as standard with enhanced IP54 door option available
- 2 or 3 way mechanical interlocking available in cable and rod design
Semiconductor – 5kVac / 750Vdc
- Ratings from 5 Amps to 1200 Amps
- ASTA 20 certified to BS88: Part 4: 1988 and fully compliant with IEC269:4
- Fast acting and ultra fast acting versions are available
- For use at voltages up to 1000 Va.c. and 700 Vd.c
- Refined and fully proven range of Fuse Links for power semiconductor devices
Links Type ‘K’
- For use in oil to protect distribution circuits
- Suitable for fitting into HV ring main units designed to ESI 41:12
- Current ranges available:
- 100A to 140A at 7.2kV
- 5A to 120A at 12kV
- 25A to 100A at 15.5kV
- 20A – 80A at 17.5 kV
- 50A to 63A at 24kV
- 10A – 40A at 25.8kV
- Meets dimensional and performance requirements of BS 2692 & IEC282
- ASTA and/or KEMA certified short circuit testing
Fulos
The new generation of loadbreak disconnectors DILOS, the fused execution FULOS and the changeover switches meet today’s tertiary and industrial market needs. Featuring superior technical performance, the switches satisfy the requirements of all modern low voltage installations of which the short-circuit level can now be calculated rapidly, reliable and durable at each level in the installation with adapted software (Procera).
They comply with the latest specifications and safety requirements such as visible contact indication, positive contact indication (PCI), quick make and quick break operation, independent opening and closing mechanism, by-pass and padlocking features, auxiliary contacts, etc.
The concept integrates the requirements of installers and panelbuilders : fast and easy installation, reliable and durable connections.
- Complete choice of current ratings
- In Fulos from 32A up to 1000A/1250A
- Compact moulded body with transparent cover (visible contacts)
- Universal mechanism (unambiguous)
- Clear "ON/OFF" indication
- Double break contacts with separate arcing contacts
- Padlocking in "OFF" – position up to three padlocks
- Very high short-circuit resistance
- Extension shaft with defeat mechanism and positive contact indication
Gerapid High Speed DC Breake
Gerapid is a high speed DC circuit breaker, suitable for protection of mains and semiconductors in railway and industrial applications.
They are special single pole breaker for application in all fixed installations, e.g. as feeder-breakers in tractionary substations (underground, trams, local trains), in industrial plant protection (electrolysis plants, mines or steel mills) or in particular physics research, for protection of the superconductive coils in purpose-built accelerators.
A wide range of models facilitates rated currents up to 10.000A and rated voltages up to 3900V in accordance with IEC 947-2, EN 50123-2 and ANSI C37.14.
Main Features and Benefits:
- Same dimensions from 2600A up to 8000A
- Rated voltage 1000V up to 4000V
- Housing and arc chute with insulating material, with compact dimensions.
- 2-stage contact system for long life main-contacts
- Solenoid drive with integrated control unit, short time operated
- Electromagnetic trip drive operating independent on current direction, fi xed or adjustable settings
- Available with integrated current measurement unit type SEL (optional up to 4000A)