Characteristics setting for the WB type. Mitsubishi Electric AE2000-SWA, AE4000-SW, Low-Voltage Air Circuit Breakers series Type AE-SW, AE3200-SW, AE630-SW

Characteristics setting for the WB type

⑦ Pre-alarm current: Ip

⑧ Pre-alarm

time: Tp

Max. energizing time

Max. setting value of external OCR

⑥ INST/MCR pick-up current: Ii

1 6

Up to Icw

Up to Icw

7

Note) The figure shows a model with an optional

MCR switch.

Current (%)

Table 25

No.

Setting item Symbol Characteristic setting range

①

⑥

Rated current

INST/MCR pick-up current

Ir

Ii

0.5 to 1.0 (0.05 step) x In (CT rating)

AE630-SW ~ AE1600-SW

AE2000-SW ~ AE3200-SW, AE4000-SW

AE2000-SWA, AE4000-SWA

AE5000-SW

(INST) (MCR)

12-10-8-6-4-2-2-4-6-8-10-12

(INST) (MCR)

x Ir

⑦

⑧

Pre-alarm current

Pre-alarm time

Ip

Tp

AE6300-SW

10-8-6-4-2-2-4-6-8-10 x Ir

(INST) (MCR)

Ir x 0.68 to 1.0 (0.04 step)-OVER

75 s at Ir x 2 (PAL contact output after passing 75 s)

Remark (1) For WB relay, when Pre-alarm current Ip is set at “OVER”, the Ip value is “I r x 1.15”.

Remark (2) The table shows data obtained on the breakers provided with MCR (optional).

WB1

WB2

WB3

Systematic diagram of setting dial coordination

In (CT rating) Ir Ii

Ip

Load current LED (60, 80, 100%, OVER)

Ig (P.28)

Accuracy

—

±15%

±10%

±20%

Max. shutoff time period

(0.05 s for AE4000-SW to 6300-SW)

Factory default value

1.0

WB1…16 (INST)

WB2…12 (INST)

WB3…10 (INST)

OVER

−

E-25