L2: Momentary Power Loss Ride-Thru - Omron J1000 User Manual

Overload Tolerance
150
Rated Speed=100% Speed
60 sec.
100
55
50
Continuous
0
110 100120 167 200
(60 Hz)
Speed (%)
n L1-02: Motor Overload Protection Time
Sets the time it takes the drive to detect motor overheat due to overload. This setting rarely requires adjustment, but should
correlate with the motor overload tolerance protection time for performing a hot start.
No.
L1-02
• Defaulted to operate with an allowance of 150% overload operation for one minute.
• Figure 5.34 shows an example of the electrothermal protection operation time using a general-purpose motor operating
at 60 Hz with L1-02 set to one minute.
n L1-13: Continuous Overload Detection Selection
Determines whether or not to hold the current value of the electrothermal motor protection (L1-01) when the power supply
is interrupted.
No.
L1-13 Continuous Electronic Thermal Overload Protection Selection
Setting 0: Disabled
Setting 1: Enabled
u

L2: Momentary Power Loss Ride-Thru

n L2-01: Momentary Power Loss Operation Selection
When a momentary power loss occurs the drive can be set to automatically return to the operation it was performing when
the power went out based on certain conditions.
No.
L2-01 Momentary Power Loss Operation Selection
Setting 0: Disabled (default)
If power is not restored within 15 ms, a Uv1 fault will result and the drive will stop the motor.
SIEP C710606 33A OYMC AC Drive – J1000 User Manual
A
D
B
Name
Motor Overload Protection Time
Operation time (minutes)
10
7
3
1
0.4
0.1
0 100
Figure 5.34 Motor Protection Operation Time
Name
Name
Overload Characteristics
Motor is designed to effectively cool
itself even at low speeds (as lower as 6
Hz).
Motor current (%)
150 200
E2-01 = 100% m o t o r c u r r e n t
5.7 L: Protection Functions
Cooling Ability
Continuous operation with 100%
load from 6 Hz to 50/60 Hz.
Setting Range
0.1 to 5.0 min
Cold start
Hot start
Setting Range
0 or 1
Setting Range
0 to 2
Default
1.0 min
Default
1
5
Default
0
103