• SGM3-400M，SGM3-400H
• Thermal fixed type MCCB is an industrial circuit breaker newly developed by MAXGE according to the international standard.
• Its rated insulation voltage is 800V suitable for AC 50Hz, and it can be divided into 125A-1250A.
• It is used in circuits with rated voltage below 690V,rated working current up to 800A for infrequent transformation and infrequent starting of motors.
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Product Description
| Frame Size | 400 | Rated impluse withstand voltage Uimp (kV) | 8 | |
| Model | SGM3-400 | Breaking capacity level | M | H |
| Number of poles | 3,4 | Rated ultimate short-circuit breaking capacity lcu(kA) | 65 | 85 |
| Rated current(A) In | 225,250,280,300, 315,350,400 | Rated service short-circuit breaking capacity lcs(kA) | 50 | 60 |
| Standard | IEC60947-2
| Mechanical Endurance Electrical Endurance | 4000 1000 | |
| Reference temperature | 40℃/55℃
| Fixed magnetic trip | ● | |
| Rated insulation voltage Ui (V) | 800 |
Dimensions 3P
mm(L*W* H) 4P | M:150*257*149 H:150*257*149 | |
M:198*257*149 H:198*257*149 | ||||
Current Limiting Charateristic
MCCB Accessories
Product Diagram
Overall and mounting dimensions
SGM3-400
