L: protection function – Yaskawa R1000 Series Power Regenerative Unit User Manual

Page 164

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B.2 Parameter Tables

164

YASKAWA ELECTRIC TOEP C710656 08B YASKAWA Power Regenerative Unit - R1000 Instruction Manual

L: Protection Function

Protection function parameters set momentary power loss processing, fault retries, and hardware protection.

H5-05

(0429)

Communication
Fault Detection
Selection

Serial Flt Dtct
0: Disabled
1: Enabled

0: Disabled
1: Enabled. If communication is lost for more than two seconds, a
CE fault will occur.

Default: 1
Range: 0, 1

H5-06

(042A)

Drive Transmit Wait
Time

Transmit WaitTIM

Set the wait time between receiving and sending data.

Default: 5 ms
Min.: 5 ms
Max.: 65 ms

H5-07

(042B)

RTS Control
Selection

RTS Control Sel
0: Disabled
1: Enabled

0: Disabled. RTS is always on.
1: Enabled. RTS turns on only when sending.

Default: 1
Range: 0, 1

H5-09

(0435)

Communications
Fault Detection
Time

CE Detect Time

Sets the time required to detect a communications error.
Adjustment may be needed when networking several drives.

Default: 2.0 s
Min.: 0.0 s
Max.: 10.0 s

H5-11

(043C)

Communications
ENTER Function
Selection

Enter CommandSel
0: Enter Required
1: No EnterRequired

0: Drive requires an Enter command before accepting any
changes to parameter settings.
1: Parameter changes are activated immediately without the
Enter command (same as V7).

Default: 1
Range: 0, 1

No.

(Address

Hex)

Name

LCD Display

Description

Values

L2: Momentary Power Loss Ride-Thru

L2-01

(485H)

Momentary Power
Loss Operation
Selection

PwrL Selection
0: Disabled
1: Enbl with Timer
2: Enbl whl CPU act

0: Disabled. Regenerative unit trips on Uv1 fault when
power is lost.
1: Recover within the time set in L2-02. Uv1 will be
detected if power loss is longer than L2-02.
2: Recover as long as CPU has power. Uv1 is not detected.
Note: Even if L2-01 is set to 1 or 2, the regenerative unit
may detect a fault when momentary-power-loss occurs
during regeneration or during no load.

Default: 0
Min.: 0
Max.: 2

L2-02

(486H)

Momentary Power
Loss Ride-Thru
Time

PwrL Ridethru t

Sets the Power Loss Ride-Thru time. Enabled only when
L2-01 = 1 or 3.

Default:

<2>

Min.: 0.0 s
Max.: 25.5 s

L2-05

(489H)

Undervoltage
Detection Level
(Uv)

PUV Det Level

There is normally no need to change this parameter from
the default value.

200 V Class

Default: 190 V
Min.: 150 V
Max.: 210 V

400 V Class

Default: 380 V
Min.: 300 V
Max.: 420 V

L2-21

(4D5H)

AUv Detection
Level

AC UV Level

Sets the undervoltage detection level for power supply
voltage (AC) in volts.

200 V Class

Default: 150 V
Min.: 100 V
Max.: 200 V

400 V Class

Default: 300 V
Min.: 200 V
Max.: 400 V

L2-38

(11E3H)

Power Supply
Frequency
Excessive Deviation
Pre-alarm

pFDV DetectCount

Sets the number of times the regenerative unit detecting
PFDv (Power Supply Frequency Excessive Deviation
Pre-alarm). Disabled when set to 0.

Default: 4
Min.: 0
Max.: 30

No.

(Address

Hex)

Name

LCD Display

Description

Values

TOEP_C710656_08B_1_0.book 164 ページ 2015年2月5日 木曜日 午前10時7分

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