Schneider Electric Altivar 12 Manual De Usuario

94

BBV28581  05/2010

(1) In = nominal drive current

FLt-

(continued)

tHt-

ItH

T

M Motor thermal current

0.2 to 1.5 In (1)

According to drive 
rating

Current used for the motor thermal detection. Set ItH to the nominal current on the motor rating plate.

tHt

M Motor protection type

ACL

ACL
FCL

v

Self-ventilated 

v

Motor-ventilated 

OLL

M Overload fault management

YES

nO

YES

Type of stop in the event of a motor thermal fault.

v

Fault ignored

v

Freewheel stop
Setting 

 to 

nO

 inhibits the 

 page 

.

If 

OLL

 is set to 

nO

, motor thermal protection is no  longuer provided by the drive. Provide an alternative means 

of thermal protection.

MtM

M Motor thermal state memo

nO

nO

YES

v

Motor thermal state not stored at power off.

v

Motor thermal state is stored at power off. 

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(continued)

OPL

M Output Phase loss

YES

If 

OPL

 is set to 

nO

, loss of cable is not detected. Provide an alternative means of thermal protection.

Check this action will not endanger personnel or equipment in any way

nO

YES

v

Function inactive

v

Tripping on OPF1 (1 phase loss) or OPF2 (3 phase loss) fault with freewheel stop.

IPL

M Input Phase loss

According to 
drive rating

nO

YES

This parameter is only accessible in this menu on 3-phases drives.

v

Fault ignored. To be used when the drive is supplied via a single phase supply.

v

Fault with freewheel stop.
If one phase disappears, the drive switches to fault mode Input Phase loss

 but if 2 or 3 phases 

disappear, the drive continues to operate until it trips on an undervoltage fault.

T

Parameter that can be modified during operation or when stopped.

I-O-

drC-

CtL-

FUN-

FLt-

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