BuyLog Flippingbook FEB 2025

MOLDED CASE CIRCUIT BREAKERS, BUYLOG SECTION 6

6-12

— Tmax XT circuit breakers for (AC) distribution

Molded case circuit breakers (MCCB)

XT3 225

XT4 250 3, 4 2

Frame Size

[A]

Poles

[No.]

3, 4

Rated voltage

(AC) 50-60Hz

[V]

480 V Δ 3

600

Versions

Fixed, Plug-in

Fixed ,Plug-in, Withdrawable

L 1

V 1

X

Interrupting ratings

N

S

N S H 1

240 V (AC) 480 V (AC)

[kA] [kA]

50 25 10

65 35 10

65 100 150 200 200 200 25 35 65 100 150 200

600Y/347 V (AC) [kA]

–

–

–

–

–

–

600 V (AC)

[kA]

–

–

18 22 25 50 65 100

[No. Operations]

25000

25000

Mechanical life

[No. Hourly operations]

240

240

3-poles 4-poles

[mm]/[in] [mm]/[in] [kg]/[lbs]

[105 x 70 x 150] / [4.13 x 2.75 x 5.90] [140 x 70 x 150] / [5.51 x 2.75 x 5.90]

[105 x 82.5 x 160] / [4.13 x 3.25 x 6.3] [140 x 82.5 x 160] / [5.51 x 3.25 x 6.3]

Dimensions - Fixed (Width x Depth x Height)

Fixed 3/4-poles

[1.7 - 3.37] / [2.1 - 4.63]

[2.5 - 5.51] / [3.5 - 7.72]

Plug-in (EF) 3/4-poles

[kg]/[lbs]

[3.24 - 7.14] / [4.1 - 9.04]

[4.19 - 9.24] / [5.52 - 12.17]

Weight

Withdrawable (EF) 3/4-poles

[kg]/[lbs]

–

[5 - 11.02] / [6.76 - 14.90]

Trip units for power distribution TMF





TMA

– –



Ekip Dip



Ekip Touch

–



1 Current Limiting circuit breaker in 480V AC and 600V AC 2 2-poles version available only as complete circuit breaker with TMF; 4-poles version available only as complete circuit breaker from In=80 to In=250 with TMF 3 600Y/347