- 1-Pole surge arrester
- Arrester type: Class II (IEC 61643-1), Type 2 (EN 61643-11), Class C (VDE 0675-6)
- Possibility of disconnecting device on connector
- End-of-life Indicator
- Remote contact for arrester
- Arrester rated voltages: 175/255/275/320/335/350/385 (V)
- Maximum discharge surge currents: 40/20 (KA)
- For 120V and 230V AC network with high voltage fluctuations

- Model No.: CSA40-17510C010 (C 1+0, 40KA, 175V)
- Model No.: CSA40-27510C010 (C 1+0, 40KA, 275V)
- Model No.: CSA40-32010C010 (C 1+0, 40KA, 320V)
- Model No.: CSA40-33510C010 (C 1+0, 40KA, 335V)
- Model No.: CSA40-35010C010 (C 1+0, 40KA, 350V)
- Model No.: CSA40-38510C010 (C 1+0, 40KA, 385V)
- Model No.: CSA40-25510C010 (C 0+1, 40KA, 255V)
- Model No.: CSA20-17510C010 (C 1+0, 20KA, 175V)
- Model No.: CSA20-27510C010 (C 1+0, 20KA, 275V)
- Model No.: CSA20-32010C010 (C 1+0, 20KA, 320V)
- Model No.: CSA20-33510C010 (C 1+0, 20KA, 335V)
- Model No.: CSA20-35010C010 (C 1+0, 20KA, 350V)
- Model No.: CSA20-38510C010 (C 1+0, 20KA, 385V)
- Model No.: CSA20-25510C010 (C 0+1, 20KA, 255V)
Technical Specifications
Model number |
CSA40-17510C010 | |
Replacement module |
CSA40-1750C0 | |
Nominal voltage (Un) |
V | 120 |
Number of poles |
1 | |
SPD according to IEC 61643-1 |
Class II | |
SPD according to EN 61643-11 |
Type 2 | |
SPD according to VDE 0675-6 |
Class C | |
Max. continuous operating voltage (Uc) |
V | 175 |
Voltage protection level (Up) |
KV |
≤0.8 |
Nominal discharge surge current (In) |
KA |
20 |
Max. discharge surge current (Imax) |
KA | 40 |
Standards information |
CE | |
Degree of protection |
IP20 | |
Location category |
Indoor | |
Mounting |
35mm DIN rail | |
Operating temperature range |
-40°C to +80°C |
Remote Contact Signal
Remote contact signal type |
Changeover contact | |
Number of contacts |
1 |
|
AC switching capacity |
V/Aac |
250V/1A |
DC switching capacity |
V/Adc |
250V/0.1A; 125V/0.2A; 75V/0.5A; 30V/1A |
Technical Specifications
Model number |
CSA40-27510C010 | |
Replacement module |
CSA40-2750C0 | |
Nominal voltage (Un) |
V | 230 |
Number of poles |
1 | |
SPD according to IEC 61643-1 |
Class II | |
SPD according to EN 61643-11 |
Type 2 | |
SPD according to VDE 0675-6 |
Class C | |
Max. continuous operating voltage (Uc) |
V | 275 |
Volatage protection level (Up) |
KV |
≤1.25 |
Nominal discharge surge current (In) |
KA |
20 |
Max. discharge surge current (Imax) |
KA | 40 |
Standards information |
CE | |
Degree of protection |
IP20 | |
Location category |
Indoor | |
Mounting |
35mm DIN rail | |
Operating temperature range |
-40°C to +80°C |
Remote Contact Signal
Remote contact signal type |
Changeover contact | |
Number of contacts |
1 |
|
AC switching capacity |
V/Aac |
250V/1A |
DC switching capacity |
V/Adc |
250V/0.1A; 125V/0.2A; 75V/0.5A; 30V/1A |
Technical Specifications
Model number |
CSA40-32010C010 | |
Replacement module |
CSA40-3200C0 | |
Nominal voltage (Un) |
V | 230 |
Number of poles |
1 | |
SPD according to IEC 61643-1 |
Class II | |
SPD according to EN 61643-11 |
Type 2 | |
SPD according to VDE 0675-6 |
Class C | |
Max. continuous operating voltage (Uc) |
V | 320 |
Volatage protection level (Up) |
KV |
≤1.5 |
Nominal discharge surge current (In) |
KA |
20 |
Max. discharge surge current (Imax) |
KA | 40 |
Standards information |
CE | |
Degree of protection |
IP20 | |
Location category |
Indoor | |
Mounting |
35mm DIN rail | |
Operating temperature range |
-40°C to +80°C |
Remote Contact Signal
Remote contact signal type |
Changeover contact | |
Number of contacts |
1 |
|
AC switching capacity |
V/Aac |
250V/1A |
DC switching capacity |
V/Adc |
250V/0.1A; 125V/0.2A; 75V/0.5A; 30V/1A |
Technical Specifications
Model number |
CSA40-33510C010 | |
Replacement module |
CSA40-3350C0 | |
Nominal voltage (Un) |
V | 230 |
Number of poles |
1 | |
SPD according to IEC 61643-1 |
Class II | |
SPD according to EN 61643-11 |
Type 2 | |
SPD according to VDE 0675-6 |
Class C | |
Max. continuous operating voltage (Uc) |
V | 335 |
Volatage protection level (Up) |
KV |
≤1.6 |
Nominal discharge surge current (In) |
KA |
20 |
Max. discharge surge current (Imax) |
KA | 40 |
Standards information |
CE | |
Degree of protection |
IP20 | |
Location category |
Indoor | |
Mounting |
35mm DIN rail | |
Operating temperature range |
-40°C to +80°C |
Remote Contact Signal
Remote contact signal type |
Changeover contact | |
Number of contacts |
1 |
|
AC switching capacity |
V/Aac |
250V/1A |
DC switching capacity |
V/Adc |
250V/0.1A; 125V/0.2A; 75V/0.5A; 30V/1A |
Technical Specifications
Model number |
CSA40-35010C010 | |
Replacement module |
CSA40-3500C0 | |
Nominal voltage (Un) |
V | 230 |
Number of poles |
1 | |
SPD according to IEC 61643-1 |
Class II | |
SPD according to EN 61643-11 |
Type 2 | |
SPD according to VDE 0675-6 |
Class C | |
Max. continuous operating voltage (Uc) |
V | 350 |
Volatage protection level (Up) |
KV |
≤1.65 |
Nominal discharge surge current (In) |
KA |
20 |
Max. discharge surge current (Imax) |
KA | 40 |
Standards information |
CE | |
Degree of protection |
IP20 | |
Location category |
Indoor | |
Mounting |
35mm DIN rail | |
Operating temperature range |
-40°C to +80°C |
Remote Contact Signal
Remote contact signal type |
Changeover contact | |
Number of contacts |
1 |
|
AC switching capacity |
V/Aac |
250V/1A |
DC switching capacity |
V/Adc |
250V/0.1A; 125V/0.2A; 75V/0.5A; 30V/1A |
Technical Specifications
Model number |
CSA40-38510C010 | |
Replacement module |
CSA40-3850C0 | |
Nominal voltage (Un) |
V | 230 |
Number of poles |
1 | |
SPD according to IEC 61643-1 |
Class II | |
SPD according to EN 61643-11 |
Type 2 | |
SPD according to VDE 0675-6 |
Class C | |
Max. continuous operating voltage (Uc) |
V | 385 |
Volatage protection level (Up) |
KV |
≤1.75 |
Nominal discharge surge current (In) |
KA |
20 |
Max. discharge surge current (Imax) |
KA | 40 |
Standards information |
CE | |
Degree of protection |
IP20 | |
Location category |
Indoor | |
Mounting |
35mm DIN rail | |
Operating temperature range |
-40°C to +80°C |
Remote Contact Signal
Remote contact signal type |
Changeover contact | |
Number of contacts |
1 |
|
AC switching capacity |
V/Aac |
250V/1A |
DC switching capacity |
V/Adc |
250V/0.1A; 125V/0.2A; 75V/0.5A; 30V/1A |
Technical Specifications
Model number |
CSA40-25510C010 | |
Replacement module |
CSA40-2550C0 | |
Nominal voltage (Un) |
V | 230 |
Number of poles |
1 | |
SPD according to IEC 61643-1 |
Class II | |
SPD according to EN 61643-11 |
Type 2 | |
SPD according to VDE 0675-6 |
Class C | |
Max. continuous operating voltage (Uc) |
V | 255 |
Volatage protection level (Up) |
KV |
≤1.5 |
Nominal discharge surge current (In) |
KA |
20 |
Max. discharge surge current (Imax) |
KA | 40 |
Standards information |
CE | |
Degree of protection |
IP20 | |
Location category |
Indoor | |
Mounting |
35mm DIN rail | |
Operating temperature range |
-40°C to +80°C |
Remote Contact Signal
Remote contact signal type |
Changeover contact | |
Number of contacts |
1 |
|
AC switching capacity |
V/Aac |
250V/1A |
DC switching capacity |
V/Adc |
250V/0.1A; 125V/0.2A; 75V/0.5A; 30V/1A |
Technical Specifications
Model number |
CSA20-17510C010 | |
Replacement module |
CSA20-1750C0 | |
Nominal voltage (Un) |
V | 120 |
Number of poles |
1 | |
SPD according to IEC 61643-1 |
Class II | |
SPD according to EN 61643-11 |
Type 2 | |
SPD according to VDE 0675-6 |
Class C | |
Max. continuous operating voltage (Uc) |
V | 175 |
Volatage protection level (Up) |
KV |
≤0.8 |
Nominal discharge surge current (In) |
KA |
10 |
Max. discharge surge current (Imax) |
KA | 20 |
Standards information |
CE | |
Degree of protection |
IP20 | |
Location category |
Indoor | |
Mounting |
35mm DIN rail | |
Operating temperature range |
-40°C to +80°C |
Remote Contact Signal
Remote contact signal type |
Changeover contact | |
Number of contacts |
1 |
|
AC switching capacity |
V/Aac |
250V/1A |
DC switching capacity |
V/Adc |
250V/0.1A; 125V/0.2A; 75V/0.5A; 30V/1A |
Technical Specifications
Model number |
CSA20-27510C010 | |
Replacement module |
CSA20-2750C0 | |
Nominal voltage (Un) |
V | 230 |
Number of poles |
1 | |
SPD according to IEC 61643-1 |
Class II | |
SPD according to EN 61643-11 |
Type 2 | |
SPD according to VDE 0675-6 |
Class C | |
Max. continuous operating voltage (Uc) |
V | 275 |
Volatage protection level (Up) |
KV |
≤1.25 |
Nominal discharge surge current (In) |
KA |
10 |
Max. discharge surge current (Imax) |
KA | 20 |
Standards information |
CE | |
Degree of protection |
IP20 | |
Location category |
Indoor | |
Mounting |
35mm DIN rail | |
Operating temperature range |
-40°C to +80°C |
Remote Contact Signal
Remote contact signal type |
Changeover contact | |
Number of contacts |
1 |
|
AC switching capacity |
V/Aac |
250V/1A |
DC switching capacity |
V/Adc |
250V/0.1A; 125V/0.2A; 75V/0.5A; 30V/1A |
Technical Specifications
Model number |
CSA20-32010C010 | |
Replacement module |
CSA20-3200C0 | |
Nominal voltage (Un) |
V | 230 |
Number of poles |
1 | |
SPD according to IEC 61643-1 |
Class II | |
SPD according to EN 61643-11 |
Type 2 | |
SPD according to VDE 0675-6 |
Class C | |
Max. continuous operating voltage (Uc) |
V | 320 |
Volatage protection level (Up) |
KV |
≤1.5 |
Nominal discharge surge current (In) |
KA |
10 |
Max. discharge surge current (Imax) |
KA | 20 |
Standards information |
CE | |
Degree of protection |
IP20 | |
Location category |
Indoor | |
Mounting |
35mm DIN rail | |
Operating temperature range |
-40°C to +80°C |
Remote Contact Signal
Remote contact signal type |
Changeover contact | |
Number of contacts |
1 |
|
AC switching capacity |
V/Aac |
250V/1A |
DC switching capacity |
V/Adc |
250V/0.1A; 125V/0.2A; 75V/0.5A; 30V/1A |
Technical Specifications
Model number |
CSA20-33510C010 | |
Replacement module |
CSA20-3350C0 | |
Nominal voltage (Un) |
V | 230 |
Number of poles |
1 | |
SPD according to IEC 61643-1 |
Class II | |
SPD according to EN 61643-11 |
Type 2 | |
SPD according to VDE 0675-6 |
Class C | |
Max. continuous operating voltage (Uc) |
V | 335 |
Volatage protection level (Up) |
KV |
≤1.6 |
Nominal discharge surge current (In) |
KA |
10 |
Max. discharge surge current (Imax) |
KA | 20 |
Standards information |
CE | |
Degree of protection |
IP20 | |
Location category |
Indoor | |
Mounting |
35mm DIN rail | |
Operating temperature range |
-40°C to +80°C |
Remote Contact Signal
Remote contact signal type |
Changeover contact | |
Number of contacts |
1 |
|
AC switching capacity |
V/Aac |
250V/1A |
DC switching capacity |
V/Adc |
250V/0.1A; 125V/0.2A; 75V/0.5A; 30V/1A |
Technical Specifications
Model number |
CSA20-35010C010 | |
Replacement module |
CSA20-3500C0 | |
Nominal voltage (Un) |
V | 230 |
Number of poles |
1 | |
SPD according to IEC 61643-1 |
Class II | |
SPD according to EN 61643-11 |
Type 2 | |
SPD according to VDE 0675-6 |
Class C | |
Max. continuous operating voltage (Uc) |
V | 350 |
Volatage protection level (Up) |
KV |
≤1.65 |
Nominal discharge surge current (In) |
KA |
10 |
Max. discharge surge current (Imax) |
KA | 20 |
Standards information |
CE | |
Degree of protection |
IP20 | |
Location category |
Indoor | |
Mounting |
35mm DIN rail | |
Operating temperature range |
-40°C to +80°C |
Remote Contact Signal
Remote contact signal type |
Changeover contact | |
Number of contacts |
1 |
|
AC switching capacity |
V/Aac |
250V/1A |
DC switching capacity |
V/Adc |
250V/0.1A; 125V/0.2A; 75V/0.5A; 30V/1A |
Technical Specifications
Model number |
CSA20-38510C010 | |
Replacement module |
CSA20-3850C0 | |
Nominal voltage (Un) |
V | 230 |
Number of poles |
1 | |
SPD according to IEC 61643-1 |
Class II | |
SPD according to EN 61643-11 |
Type 2 | |
SPD according to VDE 0675-6 |
Class C | |
Max. continuous operating voltage (Uc) |
V | 385 |
Volatage protection level (Up) |
KV |
≤1.75 |
Nominal discharge surge current (In) |
KA |
10 |
Max. discharge surge current (Imax) |
KA | 20 |
Standards information |
CE | |
Degree of protection |
IP20 | |
Location category |
Indoor | |
Mounting |
35mm DIN rail | |
Operating temperature range |
-40°C to +80°C |
Remote Contact Signal
Remote contact signal type |
Changeover contact | |
Number of contacts |
1 |
|
AC switching capacity |
V/Aac |
250V/1A |
DC switching capacity |
V/Adc |
250V/0.1A; 125V/0.2A; 75V/0.5A; 30V/1A |
Technical Specifications
Model number |
CSA20-25510C010 | |
Replacement module |
CSA20-2550C0 | |
Nominal voltage (Un) |
V | 230 |
Number of poles |
1 | |
SPD according to IEC 61643-1 |
Class II | |
SPD according to EN 61643-11 |
Type 2 | |
SPD according to VDE 0675-6 |
Class C | |
Max. continuous operating voltage (Uc) |
V | 255 |
Volatage protection level (Up) |
KV |
≤1.5 |
Nominal discharge surge current (In) |
KA |
10 |
Max. discharge surge current (Imax) |
KA | 20 |
Standards information |
CE | |
Degree of protection |
IP20 | |
Location category |
Indoor | |
Mounting |
35mm DIN rail | |
Operating temperature range |
-40°C to +80°C |
Remote Contact Signal
Remote contact signal type |
Changeover contact | |
Number of contacts |
1 |
|
AC switching capacity |
V/Aac |
250V/1A |
DC switching capacity |
V/Adc |
250V/0.1A; 125V/0.2A; 75V/0.5A; 30V/1A |