SM8E Moulded case circuit breaker

SM8E Moulded case circuit breaker

• The SM8E series of intelligent molded case circuit breakers have a four—stage protection function, The circuit breaker of category B and other short-circuit protection devices.

• With pre-alarm indication: When the load current exceeds the preset current, the LED on the circuit cover of the circuit breaker is yellow;

• Provide a hand-held special detector, Enable the user to detect the circuit breaker parameters

• Comply with the electromagnetic compatibility requirements of Appendix F of 1EC60947

 

 

 

 

ELECTRICAL TECHNICAL REFERENCE

Product model SM8F-100 SM8E-250 SM8E-400 SM8E-630 SM8E-800
Frame grade Max rated current (A) 125 250 400 630 800
Capacity level L M H L M H L M H L M H L M H
Rated current In(A) 32 (16, 20, 25, 32)
63 (32, 36, 40,
45, 50, 55, 6063)
125 (63, 65, 7075, 80,
85, 90, 95, 100, 125)
250 (100, 125, 140, 160,
180, 200, 225, 250)
400 (200, 225, 250,
280, 315, 350, 400)
630 (400, 420, 440, 460,
550, 530, 560, 600, 630)
800 (630, 640, 660, 680, 700,
720, 740, 760, 780, 800)
Poles 3、4 3、4 3、4 3、4 3、4
rated insulation voltage Ui(M) 800
rated operating voltage Ue(M) 400
Rated impact voltage Uimp(V) 8KV
Arcing over distance (mm) 0
Ultimate breakingcapaciy icu (KA) 400V 35 50 85 35 50 85 65 85 100 65 85 100 65 85 100
690V 20 20 20 20 20
Run breaking capacity lcs (KA) 400V 22 35 50 22 35 50 42 55 55 42 55 60 42 55 65
690V 10 15 15 15 15
Run Raled operairg shat-crcut witsand curerticow(kA) 1s 1.2 2.7 5 8 10
Usage model A B
operating capacity On Power 5000 2000 1000
No Power 15000 10000 7000

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