Oil-Cooled Resistor Starters
DESIGN
Simple starter with stator contactor for LV machines up to 640 kW
Simple starter without stator contactor for LV and MV machines up to 6400 kW
Double starter without stator contactor for LV and MW machines up to 12800 kW
Starter with plain steel plate tank
Starter with ribbed tank for higher starting frequency
Starter with additional water cooling for high starting frequency
STANDARD EQUIPMENT
On/Off control switches wired to terminals for superordinate control
Auxiliary switches wired to terminals required for the customer’s control activities
Temperature monitoring, alarm at 100°C -X1.7, 8 tripping at 130°C
Standard control voltage 230V - 50/60 Hz
Stepped contactors, controlled via PLC module (alternatively via time relay for starting steps)
Output step contactor(s)
Cable inlets, connection directly on the output step contactor
Oil level gauge
Painting RAL 7016
Stator contactor and thermal over-current relay for drives up to 640 kW, as per Table 2
EXTRAS
Transformer for different control voltage
Electronic blocking control during starting
Cable cover to raise the protection to IP 55
Electrical Level indicator
Monitoring and displaying the number of starting procedures
Oil tank with cooling ribs
Control switch (-S10) ON/OFF wired to terminals for local control, signal lamps indicating the position
Space heater for control box
Rotor voltage > 2000 V
Control for brush lifter
Terminal box for rotor cable
Optimized, speed-controlled ramp control
Remote display and remote control via PROFIBUS (www.profibus.com)
Multi-function display for oil temperature, switching condition, number of admissible starting steps
STANDARDS AND REGULATIONS
3PA3 starters comply with the specifications of
DIN VDE 0660 Regulations for low-voltage switchgear
DIN 46062 Starters for direct current and alternating current slip-ring motors
IEC 60947-4-1 Low voltage switchgear, contactors and motor starters
They conform to the European Council’s Low Voltage Directive 2014/35/EU. The starters are suited for installation in
indoor climate
roofed outdoor climate
outdoor climate without weathering protection
PROTECTION CLASS
IP 54 pursuant to DIN EN 60529:2014-09
AMBIENT TEMPERATURE
-25°C to +45°C, various temperatures upon request
INSTALLATION ALTITUDE
up to 1000 above sea level, higher altitudes upon request
TO BE PROVIDED BY THE CUSTOMER
Level foundation
Oil catchment device, catch basin
Stator contactor or circuit breaker
Line-side short-circuit protection
Thermal motor protection
Supply and filling in of the oil fill
OIL FILL
For the oil fill, use acid-free insulating oil pursuant to DIN EN 60422:2013-11, VDE 0370-2:2013-11, IEC 60422 (2013)
Shell Diala D
Energol JS R
BP JSH-A
BP JS-R
Nytro 4000X
Starters may only be transported without oil fill.
