Phendula Synergy (Pty) Ltd, (formally Microelectrica S.A. CC) situated in Johannesburg, have for the last 12 years been a major supplier to the railways, mines and heavy industry of electrical equipment.
Official agents for heavy duty AC and DC contactor, circuit breakers, relays, timers, capactors, inductors, transformers, harmonic compensators and electrical test equipment.
Suppliers of:
| Contactors |
Circuit Breakers |
 |
AC and DC from 60 to 12000Amps, 4kV DC
One to six poles
Complete with arc chutes and magnetic blow out coils
Normally open and or normally closed poles
Mechanical latch system
Mechanical interlock |
Large High speed DC circuit breakers u to 10 000A, 4kV
Moulded Case Circuit Breakers
Hydraulic magnetic suitable for railway application
From 1 to 6 poles
From 0.1 to 100Amps
125Volts DCand 600Volts AC
Available in different tripping curves
|
| Relays |
Protection |
|
Heavy-duty plug-in type relays with magnetic arc blowout for inductive loads.
General purpose plug-in type suitable traction and industry. 1, 2, 3, 4 and 8 pole relays.
Adjustable and fixed timing relays
AC & DC Voltage Monitoring relays
Flashing relays
Load Shedding relays
Catenary Voltage Presence relay
Dead Man Function relay
One Shot Relay
Solid State Windshield Wiper relay |
High and low-voltage relays for:
- Over-current,
- Under-voltage,
Differential current,
- Minimum current,
- Voltage monitoring,
- Differential voltage and interval voltage
- Line integrity verification system
|
| Capacitors |
Transformers |
Capacitors for heavy industry and traction, including 3700V DC with a peak voltage up to 8000V DC.
Special capacitors for power electronics, such as GTO Snubber, Thyristor Snubber, GCT Protection, DC Filter, IGBT Filter, and IGBT AC Harmonic Filter. Water cooled capacitors are also available. |
Single and three phase cast resin transformers
Cast resin Isolating transformers
Cast resin portable safety transformers
Cast resin medical location transformers
Cast resin autotransformers
Single & three phase Toroidal Voltage regulating transformers |
| Transformer Rectifier Units |
Automatic Voltage Stabilisers |
Cast resin single and three phase transformer units
Cast resin single phase stablised power supplies |
Single and three phase automatic voltage stabiliser |
| Inductors |
Harmonic Compensators for Office Installation |
Cast resin single and three phase line inductors for harmonic filters
Open type three phase line inductors for harmonic filtering
Three phase filtering inductors for capacitor banks |
Filtering of harmonics 3, 9 & 15
Filtering of harmonics 3, 5, 7, 9, 15, 17 & 19 with galvanic isolation |
| Harmonic Compensator for industrial Installation |
Panel Instruments |
| Filtering of harmonics 5, 7, 11, 13, 17 & 19 |
Railway panel indicators for railway and industrial application.
Available in round, square and oblong with internal light. |
| Electrical Test Equipment |
|
Voltage detection
Voltage tester
Current tester
Line Spotter
Thermometer
Light Meter
Sound Level meter
Multimeter 1µV to 1000V, 1µA to 10A and 0.01Ω to 40MΩ
Current clamp meter 0.1 to 2500A with voltage and resistance meter
Earth leakage clamp meter
Installation tester
Earth Loop Tester
Earth resistance tester
Megohm Meter 250V to 10kV, 2 million MΩ
Power Analyser
Power harmonic Analyser |
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Brandnames:
 Mors Smitt |
 Microelettrica Scientifica spa |
Traction control relays, plug-in type 2 pole, 4 pole and 8 pole
Timers. Flashing, latching, power relays, load shedding, voltage monitoring.
Instruments, vertical, horizontal, square, round, with build in light
Test equipment and Multi-meters, Installation meters and power analyser
Traction protection relays, high current balance, high voltage, high over current protection relays
Traction substation protection relays
Miniature circuit breakers, 0.1 to 100Amps, 125V DC to 600Volt DC
One to six poles with different tripping curves. |
N Series contactors from 85 to 12 000Amps, 1000V AC/DC. One to six poles, normally open and normally closed poles.
LTC Series contactors from 60 to 250Amp, 750 to 4000V AC/DC. One to three poles, normally open and normally closed poles.
LTNS Series contactors form 60 to 1250Amp, 750 to 4000V AC/DC. One to three poles, normally open and normally closed poles.
LTHS series contactors form 60 to 1500Amps , 1000 to 2000V AC/DC. One to three poles, normally open and normally closed poles.
LTHH series contactors from 100 to 600 Amps, 4000V AC/DC. One pole and normally open only |
| EMC Traction S.r.l |
 Polylux S.L |
High speed DC circuit breakers (track side) available as fixed or draw-out pattern
1200 to 10 000 Amp DC, 800 to 3000V DC
Suitable for traction and heavy industry |
Single phase cast resin transformer for control, safety and isolating
Single and three phase cast resin isolating transformers
Single and three phase transformers, dry type and oil type
Reversible single and three phase cast resin auto-transformers for voltage adaptation
Reversible single and three phase auto-transformers for voltage adaptation, dry type and oil type
Cast resin transformers for hospital use
Cast resin transformers for swimming pool lighting
Cast resin voltage measuring transformers
Cast resin single phase ultra-isolating transformers
Cast resin single phase portable safety transformers
Cast resin single phase transformer rectifier units
Cast resin three phase transformer rectifier units
Cast resin linear stabilised supply units
Cast resin single phase linear stabilised power supplies
Cast resin single and three phase toroidal voltage regulating transformers
Stabilised single phase switching power supplies
Cast resin single and three phase line inductor for power supplies
Cast resin three phase reactors for capacitors banks
Harmonic absorption filters |
 Norfolk Capacitor Ltd |
Releco, S.A. |
Manufactures of capacitors for the following applications:
GTO Snubbers, 0.25µF to 8µF, 900 to 3700V, Peak voltage 1400V to 5500V
Thyristor Snubbers, 0.22µF to 2.0µF, 1750 to 3500V, Peak voltage 2800 to 5600V
GCT Protection, 0.25µF to 4.0µF, 2200 to 3300V, Peak voltage 3200 to 4800V
DC Filters, 210µF to 10030µF, 1200 to 4400V
IGBT Filters, 72µF to 1450µF, 900 to 4400V
IGBT – AC Harmonic Filters
Energy Storage |
Plug-in control relays:
From one to four poles, 12V to 220V AC/DC
For load switching up to 10Amps
DC with magnetic blow-out contacts
LED indication
High sensitive 250mW to 800mW
Latching
Add on time cube available from 0.2 to 30min |
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