Jksss+ series 2.3 - 4.2kv – Toshiba VF010H05 User Manual

Page 8

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JKSSS+ Series - 2

JKSSS+ Series

2.3 - 4.2KV

1.2 Specifications (continued)

Two Stage Electronic
Overload Curves

Starting: Programmable for Class 5 through 30
Run: Programmable for Class 5 through 30 when "At-Speed" is detected.

Overload Reset

Manual (default) or automatic

Retentive Thermal Memory

Overload circuit retains thermal condition of the motor regardless of control
power status. Unit uses real time clock to adjust for off time.

Dynamic Reset Capacity

Overload will not reset until thermal capacity available in the motor is enough
for a successful restart. Starter learns and retains this information by
monitoring previous successful starts.

Phase Current Imbalance
Protection

Imbalance Trip Level: 5 - 30% current between any two phases
Imbalance Trip Delay: 1 -20 seconds

Over Current Protection
(Electronic Shear Pin)

Trip Level: 100 - 300% of motor FLA
Trip Delay: 1 - 20 seconds

Load Loss Trip Protection

Under Current Trip Level: 10 -90 % of motor FLA
Under Current Trip Delay: 1 - 60 seconds

Coast Down (Back Spin)
Lockout Timer

Coast Down Time Range: 1 - 60 minutes

Starts-per-hour Lockout Timer

Range: 1 - 6 successful starts per hour
Time between starts: 1 - 60 minutes between start attempts

Type / Rating

Form C (DPDT), Rated 5 amps 240 VAC max, (1200 VA)

Run Indication

Programmable

At Speed Indication

Programmable

Acceleration Adjustments

Programmable Ramp Types: Voltage or Current Ramp (VR or CR)
Starting Torque: 0 - 100% of line voltage (VR) or 0 - 600% of motor FLA (CR)
Ramp Time: 1 to 120 seconds
Current Limit: 200 - 500% (VR or CR)

Dual Ramp Settings

4 Options: VR1+VR2; VR1+CR2; CR1+CR2; CR1+VR2
Dual Ramp Control: Ramp 1 = Default
Ramp 2 = selectable via dry contact input

Deceleration Adjustments

Begin Decel Level: 0 - 100% of line voltage
Stop Level: 0 to 1% less than Begin Decel Level
Decel Time: 1 - 60 seconds

Jog Settings

Voltage Jog: 5 - 75%

Kick Start Settings

Kick Voltage: 10 - 100%
Kick Time: 0.1 - 2 seconds

Fault Display

Shorted SCR, Phase Loss, Shunt Trip, Phase Imbalance Trip, Overload,
Overtemp, Overcurrent, Short Circuit, Load Loss, Undervoltage or Any Trip

Lockout Display

Coast Down Time, Starts Per Hour, Time Between Starts, and Any Lockout

Up to 60 Events

Data includes cause of event, time, date, voltage, power factor and current for
each phase and ground fault current at time of event

Programmable Outputs

Advanced Motor Protection

Event History

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