CSMS-B20
Uc:
AC385V/420V/440V
In (8/20 μs):
10kA
Imax(8/20 μs):
20kA
Mode of Protection:
L/N-PE; L-N, N-PEReference Standards:
IEC 61643-11OEM/ODM Acceptable
Additional Function:
Thermal Tripping Protection, Status Indicator, and Remote SignalingTechnical Parameters
| SPD Model | CSMS-B20 | |||||
| Protected mode | L/N-PE | L-N,N-PE | L/N-PE | L-N,N-PE | L/N-PE | L-N,N-PE |
| Maximum continuous operating voltage Uc (V) | AC385V | L-N:AC385V; N-PE:AC260V |
AC420V | L-N:AC420V; N-PE:AC260V |
AC440V | L-N:AC440V; N-PE:AC260V |
| Nominal discharge current In（8/20µs） | 10kA | 10kA | 10kA | |||
| Maximum discharge current Imax（8/20µs） | 20kA | 20kA | 20kA | |||
| Voltage protection level Up | ≤1.2kV | L-N:≤1.2kV; N-PE:≤1.5kV |
≤1.3kV | L-N:≤1.3kV; N-PE:≤1.5kV |
≤1.4kV | L-N:≤1.4kV; N-PE:≤1.6kV |
| Response time | ≤25ns | L-N:≤25ns; N-PE:≤100ns |
≤25ns | L-N:≤25ns; N-PE:≤100ns |
≤25ns | L-N:≤25ns; N-PE:≤100ns |
| Leakage current | ≤15μA | L-N:≤15μA N-PE:0μA |
≤15μA | L-N:≤15μA N-PE:0μA |
≤15μA | L-N:≤15μA N-PE:0μA |
| Follow current interrupting rating Ifi | - | 100Arms | - | 100Arms | - | 100Arms |
| Sectional area of Wire | 6-35mm² | |||||
| Maximum backup fuse | 125A gl/gG | |||||
| Connection type | Terminal wiring (torque: 2.5Nm) | |||||
| Remote signal contact point | Optional（Alarm contact strength AC:250V/0.5A,125V/2A; DC:30V/2A）（torque：0.25Nm）（Sectional area of Wire：0.5-1.5mm²） | |||||
| 485 Communication | Optional | |||||
| Dimensions | 18mm/P | 18mm/P | 18mm/P | |||
| Number of Poles | 1P、2P、3P、4P | 1P+N、3P+N | 1P、2P、3P、4P | 1P+N、3P+N | 1P、2P、3P、4P | 1P+N、3P+N |
| Case material | Flame retardant plastic | |||||
| Mounting | DIN rail 35 mm | |||||
| Reference Standards | IEC61643-11；GB/T18802.11 | |||||
| Ambient air temperature for operation | -40℃~+80℃ | |||||
| Ambient air temperature for storage | ||||||
| Relative humidity | 5~95%（No condensation） | |||||
| Degree of protection of enclosure (IP code) | IP20 | |||||
| Operating altitude | ≤3000m | |||||
| Atmosphere pressure | 70kPa~106kPa | |||||
| Warranty period | 3 years | |||||
SPD Schematic
|
3P+N SPD Schematic |
4P SPD Schematic |
Wiring Diagram
|
3P+N SPD Wiring Diagram |
4P SPD Wiring Diagram |
Dimensions (mm)
|
CSMS-B20 Dimension figure |
RELATED PRODUCTS
AC Power SPD->Type 2 / Class ll
Uc:
AC385V/420V/440V
In (8/20 μs):
20kA
Imax(8/20 μs):
40kA
Mode of Protection:
L/N-PE; L-N, N-PEReference Standards:
IEC 61643-11OEM/ODM Acceptable
Additional Function:
Thermal Tripping Protection, Status Indicator, and Remote Signaling
AC Power SPD->Type 2 / Class ll
Uc:
AC385V/420V/440V
In (8/20 μs):
30kA
Imax(8/20 μs):
60kA
Mode of Protection:
L/N-PE; L-N, N-PEReference Standards:
IEC 61643-11OEM/ODM Acceptable
Additional Function:
Thermal Tripping Protection, Status Indicator, and Remote Signaling
AC Power SPD->Type 2 / Class ll
Uc :
AC385V/420V/440V
In (8/20 μs):
40kA
Imax(8/20 μs):
80kA
Mode of Protection:
L/N-PE; L-N, N-PEReference Standards:
IEC 61643-11OEM/ODM Acceptable
Additional Function:
Thermal Tripping Protection, Status Indicator, and Remote SignalingShandong Cresin Electric Co., Ltd. Privacy Policy
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Address: No. 978 Tianchen Road, High-tech Zone, Jinan, Shandong,China
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The product range includes production technologies for smart capacitors, digital display meters, surge protectors, dedicated backup protection devices for surge protectors, self-resetting over/under-voltage protectors, control and protection switches, and automatic transfer switches for dual power supplies.
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