RVS-EX
Digital Soft Starter
Soft
Starting Explosion Proof Motors
Digital
Soft Starter is a Full Featured, Microprocessor-Based, for explosion
proof Motors 8-1100A, 220-600V
Motors: Ex-E;
Ex-N; Ex-D; Ex-P
This digital
soft starter with a built in bypass is an evolution of our fourth
generation of digital soft starters.The RVS-EX incorporates enhanced
start-stop characteristics providing the best solutions for most
of the applications. The comprehensive motor protection package
guarantees long term reliability while the bypass design ensures
excellent performance.
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Advanced
Starting and Stopping Characteristics
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- Reduced
inrush current & mechanical shock
- Soft,
smooth, stepless acceleration and deceleration
- Current
Limit
- Pump Control
Program
- Torque
and Current Control Characteristics
- Pulse Start,
Dual Adjustment, Slow Speed with Electronic Reversing
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Sophisticated
Motor Protection from a Digital Soft Starter
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- Too many
starts & start inhibit
- Long start
time (Stall protection)
- Electronic
shear-pin (Jam) with adjustable curves and delay
- Electronic
overload with selectable curves
- Under current
- Phase loss
- Phase sequence
and Under/Over frequency
- Under/Over
and No voltage
- Load loss
(motor not connected)
- External
fault
- Shorted
SCR
- Starter
over temperature protection
- Motor insulation
test (option)
- Motor thermistor
(option)
- Built-in
Bypass while all protective functions remain active
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Displays
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- LCD - Two
lines of 16 characters each
- Multilingual
- English, German, French & Spanish
- Four LEDs
- On, Run, Ramp Up/Down & Fault
- Statistical
Data - Start, Stop & Fault parameters
- Full script
parameter settings
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Control
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- Opto-Isolated
Inputs & outputs, two output relays.
- Local and
remote reset.
- Optional
Communication RS 485 with MODBUS RTU or MODBUS Plus protocols
- Easily
operated via keypad, allowing precise settings, LED and interactive
LCD (4 languages), Statistical data.
- Hardware
and software allows starting from diesel-generator
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Construction
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- Normal
duty rated design (ambient 40oC)
- Compact,
light weight, aluminum, small foot-print and book type design
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Typical
Applications for the RVS-EX
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- Pumps (Water
utilities, Industry)
- Compressors
- Conveyors
& monorails
- Mixers
& Agitators
- Fans &
Centrifuges
- Hydraulic
pumps
- Starting
from weak Mains supply
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Unique
Features of the RVS-EX
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- Maximum
Starting Time: 15 seconds
- Under voltage:
90%
- Under
voltage delay: 4 Seconds
- Over voltage:
107%
- Over voltage
delay: 1 Second
- Overload
protection: 110%
- Starting
current: 400%
- Staring
voltage: 40% - 50%
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The RVS-EX
is the only Soft Starter certifide for Ex-E
Explosion Proof motor
The RVS-EX
is the only Soft Starter certifide for Ex-N
Explosion Proof motor
The RVS-EX
is the only Soft Starter certifide for Ex-D
Explosion Proof motor
The RVS-EX
is the only Soft Starter certifide for Ex-P
Explosion Proof motor
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The RVS-EX
Digital Soft Starter incorporates a built in bypass and an Intelligent
Pump Control Program:
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