BuyLog Flippingbook APR 2026

LOW VOLTAGE POWER & INSULATED CASE CIRCUIT BREAKERS, BUYLOG SECTION 8

8-4

— SACE Emax 3 low voltage power circuit breakers UL 1066

Common data Rated maximum voltage

[V] [V]

635 600

Rated voltage

Test voltage (1min. 50/60 Hz)

[kV] [Hz]

2.2

Frequency

50 - 60

Number of poles

3-4

Version

Fixed (F) - Drawout (W)

SACE Emax 3 UL 1066 Performance levels

E1.3 B-A 800 1200

N-A 800

S-A 250 400 800

Rated uninterrupted current Iu @ 40°C

[A] [A] [A] [A]

1200

1200

Neutral pole current-carrying capacity for 4-pole CBs Interrupting rating at rated maximum voltage

[%Iu]

100

100

100

254 V 508 V 635 V

[kA] [kA] [kA] [kA]

42 42 42 42 40 25

50 50 42 50 40 25

65 65 42 50 40 25

Rated short time current (30 cycle/0.5s)

Breaking 1

Breaking time for llcw [ms]

1 Total clearing time is the sum of breaking time and trip time

Dimensions and weight Dimensions

H - Fixed/Drawout D - Fixed/Drawout W - Fixed 3p/4p W - Drawout 3p/4p

[in/mm] [in/mm] [in/mm] [in/mm] [lbs/Kg] [lbs/Kg]

11.65 [in] - 296 [mm]/14.33 [in] - 363.5 [mm] 7.20 [in] - 183 [mm]/ 11.06 [in]- 281 [mm] 8.27 [in] - 210 [mm]/ 11.02 [in] -280 [mm] 10.94 [in] - 278 [mm]/13.70 [in] -348 [mm] 30.9 [lbs] - 14 [kg]/35.3 [lbs] - 16 [kg] 90.4 [lbs]- 41 [kg]/102.5 [lbs] - 46.5 [kg]

Weights (CB with trip unit/current sensors/standard accessories)

Fixed 3p/4p

Drawout 3p/4p including fixed part

SACE Emax 3 UL 1066

E1.3

Mechanical life with regular ordinary maintenance prescribed by the manufacturer [Iu]

[A]

< 800

800

1200

[No. cycles x 1000]

20 60

20 60

20 60

Frequency

[Oper./Hour]

Electrical life with regular ordinary maintenance prescribed by the manufacturer

508 V 635 V

[No. cycles x 1000] [No. cycles x 1000]

8 8

8 8

7

6,5

Frequency

[Oper./Hour]

30

30

30