Page 85 - Product-catalogue-v17

Air Circuit Breakers (ACB)

SACE EMAX 2 AUTOMATIC AIR CIRCUIT BREAKERS

Technical Data

Common data
Rated Service Voltage Ue [V] 690 1
Rated Insulation Voltage Ui [V] 1000
Rated Impulse Withstand Voltage Uimp [kV] 12
Frequency [Hz] 50 - 60
Number of Poles 3 - 4
Version Fixed - Withdrawable
Suitable for Isolation According to: IEC 60947-2

SACE Emax 2 E1.2 E2.2 E4.2 E6.2
Performance levels N N H N H H
Rated Uninterrupted Current Iu @ 40°C [A] 250 800 800 3200 3200 4000
[A] 630 1000 1000 4000 4000 5000
[A] 800 1250 1250 6300
[A] 1000 1600 1600
[A] 1250 2000 2000
[A] 1600 2500 2500
Neutral Pole Current-carrying Capacity for 4-pole CBs [%Iu] 100 100 100 100 100 50-100
Ultimate Short-Circuit 400-415 V [kA] 66 66 100 66 100 100
Breaking Capacity Icu 690 V [kA] 50 66 85 66 85 100
Rated Service Short-Circuit Breaking Capacity Ics [%Icu] 100 (1) 100 100 100 100 100
Short-time Withstand (1s) [kA] 50 66 85 66 85 100
Current Icw (3s) [kA] 30 50 66 50 75 (2) 100
Rated Short-Circuit Making 400-415 V [kA] 145 145 220 145 220 220
Capacity (Peak Value) Icm 690 V [kA] 105 145 187 145 187 220
Utilization Category (according to IEC 60947-2) B B B B B B
Breaking Breaking Time for I<Icw [ms] 40 40 40 40 40 40
Breaking Time for I>Icw [ms] 25 25 25 25 25 25
Dimensions H - Fixed/Withdrawable [mm] 296/363.5 371/425 371/425 371/425 371/425 371/425
D - Fixed/Withdrawable [mm] 183/271 270/383 270/383 270/383 270/383 270/383
W - Fixed 3p/4p/4p FS [mm] 210/280 276/366 384/510 762/888/1014
W - Withdrawable 3p/4p/4p [mm] 278/348 317/407 425/551 803/929/1069
FS
Weights (CB with Trip Unit Fixed 3p/4p kg 14/16 41/53 56/70 109/125/140
and Current Sensor) Withdrawable 3p/4p/4p kg 38/43 84/99 110/136 207/234/260
FS including Fixed Part
(1) Ics : 50kA for 400V - 440V voltage
(2) E4.2H 3200A: 66 Icw (3s)

SACE Emax 2 E1.2 E2.2 E4.2 E6.2
Mechanical Life with Regular Maintenance as prescribed [Iu] 1600 1600 2500 < 2500 3200 4000
by Manufacturer [No. cycles x 1000] 20 25 20 20 20 12
Frequency [Oper./Hour] 60 60 60 60 60 60
Electrical Life with Regular 440V [No. cycles x 1000] 8 12 8 10 7 4
Maintenance as prescribed 690V [No. cycles x 1000] 6,5 10 7 10 7 4
by Manufacturer
Frequency [Oper./Hour] 30 30 30 20 20 10

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