Emheater EM-GU Series, Руководство пользователя

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3. Operation and Display EM-GU User’s Manual
10
Note: t means action time, Tp means running OL class, I means running current
，
Ip means motor rated
current.
The table of motor overload protection characteristics is as follows:
Overload
Class
Overload capacity
1.05Ie 1.2Ie 1.5Ie 2Ie 3Ie 4Ie 5Ie 6Ie
1
∞
79.5s 28s 11.7s 4.4s 2.3s 1.5s 1s
2
∞
159s 56s 23.3s 8.8s 4.7s 2.9s 2s
5
∞
398s 140s 58.3s 22s 11.7s 7.3s 5s
10
∞
795.5s 280s 117s 43.8s 23.3s 14.6s 10s
20
∞
1591s 560s 233s 87.5s 46.7s 29.2s 20s
30
∞
2386s 840s 350s 131s 70s 43.8s 30s
Note: ∞
means no action.
Motor overload protection characteristic curve diagram
F20 Starting Over Current(OC) P.C.
Range: 50%-600% (Default: 500%)
Description: Set the multiple of overcurrent for soft starter starting.
F21 Starting Over Current(OC) Time
Range: 0s-120s (Default: 5s)
Description: Set the overcurrent protection trigger delay time when the soft starter starting.
F22 Running Over Current(OC) P.C.
Range: 50%-600% (Default: 200%)
Description: Set the multiple of overcurrent for soft starter running.
F23 Running Over Current(OC) Time
Range: 0s-6000s (Default: 5s)
Description: Set the overcurrent protection trigger delay time when the soft starter running.
F24 Over Voltage P.C.
Range: 100%~140% (Default: 120%)
Description: Set the multiple of overvoltage for soft starter.
F25 Over Voltage Time
Range: 0s~120s (Default: 5s)
Description: Set soft starter overvoltage protection trigger delay time.
F26 Under Voltage P.C.