
| Frame size (AF) | 100 | 160 | 250 | 400 | 630 | ||
| Type | ZAM4-100N/3P | ZAM4-160N/3P | ZAM4250N/3P | ZAM4-400N/3P | ZAM4-630N/3P | ||
| Rated current In (A) At Ambient Temp 400C | 16、25、40、63、80、100 | 16、25、40、63、80、100、125、160 | 25、40、63、80、100、125、160、200、250 | 160、200、250、400 | 250、400、500、630 | ||
| Number of Poles(P) | 3 | 3 | 3 | 3 | 3 | ||
| Rated Insulation Voltage Ui(V) | 750 | 750 | 750 | 750 | 750 | ||
| Dimensions | A | 161 | 161 | 161 | 225 | 225 | |
| B | 105 | 105 | 105 | 140 | 140 | ||
| H1 | 111 | 111 | 126 | 168 | 168 | ||
| D | Ø6 | Ø6 | Ø6 | Ø6 | Ø6 | ||
| a | 35 | 35 | 35 | 45 | 45 | ||
| b | 125 | 125 | 125 | 200 | 200 | ||
| Rated breaking capocity (ka) | IEC60947-2 GB14048.2 Lcu(ka) | 220V | 15 | 25 | 25 | 25 | 25 |
| 380V | 25 | 35 | 35 | 35 | 35 | ||
| IEC 60947-2 GB14048.2 Ics(Ka) | 220V | 10 | 15 | 15 | 15 | 15 | |
| 380V | 20 | 25 | 25 | 25 | 25 | ||
| Connection | Clamp terminal | Clamp terminal | Clamp terminal | Clamp terminal | Clamp terminal | ||
| Optional accessoring | Alarm switch (AL) | ○ | ○ | ○ | ○ | ○ | |
| Auxiliary switch (AUX) | ○ | ○ | ○ | ○ | ○ | ||
| Shunt trip (SHT) | ○ | ○ | ○ | ○ | ○ | ||
| Under voltage (UVT) | ○ | ○ | ○ | ○ | ○ | ||
| External Handle | ○ | ○ | ○ | ○ | ○ | ||
| Terminal cover | ○ | ○ | ○ | ○ | ○ | ||
| Automatic tripping device | Hydraulic magnetic | Hydraulic magnetic | Hydraulic magnetic | Hydraulic magnetic | Hydraulic magnetic | ||
| Tripping button | Equipped | Equipped | Equipped | Equipped | Equipped | ||