{"id":3756,"date":"2026-06-18T16:23:22","date_gmt":"2026-06-18T08:23:22","guid":{"rendered":"https:\/\/cnkuangya.com\/?post_type=product&p=3756"},"modified":"2026-06-22T16:06:29","modified_gmt":"2026-06-22T08:06:29","slug":"vsp3s40-type2-ac-spd","status":"publish","type":"product","link":"https:\/\/cnkuangya.com\/fr\/product\/vsp3s40-type2-ac-spd\/","title":{"rendered":"VSP1S40 series"},"content":{"rendered":"<\/div>\n<\/div>\n

<\/p>\n

\n

\n VSP1S40-XXX\/1(S), VSP1S40-XXX\/2(S), VSP1S40-XXX\/3(S), VSP1S40-XXX\/4(S)
\n <\/h2>\n

\n Location of Use: Sub-Distribution Boards \u2022 Network Systems: TT, TN-S, TN-C \u2022 Mode of Protection: L-N, L-PE, N-PE\n <\/p>\n

\n The voltage grade
\n
\n 75 V
\n <\/strong>
\n is only available for models VSP1S40-XXX\/1(S) and VSP1S40-XXX\/2(S).\n <\/div>\n

<\/p>\n

\n IEC Electrical Data
\n <\/h3>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n Parameter\n <\/th>\n\n 75 V\n <\/th>\n\n 150 V\n <\/th>\n\n 275 V\n <\/th>\n\n 320 V\n <\/th>\n\n 385 V\n <\/th>\n\n 440 V\n <\/th>\n<\/tr>\n<\/thead>\n
\n Nominal AC Voltage (50\/60 Hz) \u2014 U
\n
\n o
\n <\/sub>
\n \/U
\n
\n n
\n <\/sub>\n<\/td>\n		\n 60 V\n <\/td>\n\n 120 V\n <\/td>\n\n 230 V\n <\/td>\n\n 230 V\n <\/td>\n\n 230 V\n <\/td>\n\n 400 V\n <\/td>\n<\/tr>\n
\n Max. Continuous Operating Voltage (AC) \u2014 U
\n
\n c
\n <\/sub>\n<\/td>\n		\n 75 V\n <\/td>\n\n 150 V\n <\/td>\n\n 275 V\n <\/td>\n\n 320 V\n <\/td>\n\n 385 V\n <\/td>\n\n 440 V\n <\/td>\n<\/tr>\n
\n Nominal Discharge Current (8\/20 \u00b5s) \u2014 I
\n
\n n
\n <\/sub>\n<\/td>\n		\n 20 kA\n <\/td>\n\n 20 kA\n <\/td>\n\n 20 kA\n <\/td>\n\n 20 kA\n <\/td>\n\n 20 kA\n <\/td>\n\n 20 kA\n <\/td>\n<\/tr>\n
\n Maximum Discharge Current (8\/20 \u00b5s) \u2014 I
\n
\n max
\n <\/sub>\n<\/td>\n		\n 40 kA\n <\/td>\n\n 40 kA\n <\/td>\n\n 40 kA\n <\/td>\n\n 40 kA\n <\/td>\n\n 40 kA\n <\/td>\n\n 40 kA\n <\/td>\n<\/tr>\n
\n Voltage Protection Level \u2014 U
\n
\n p
\n <\/sub>\n<\/td>\n		\n 400 V\n <\/td>\n\n 1000 V\n <\/td>\n\n 1500 V\n <\/td>\n\n 1600 V\n <\/td>\n\n 1800 V\n <\/td>\n\n 2000 V\n <\/td>\n<\/tr>\n
\n Residual Current at U
\n
\n c
\n <\/sub>
\n \u2014 I
\n
\n PE
\n <\/sub>\n<\/td>\n		\n < 0.5 mA\n <\/td>\n<\/tr>\n
\n Response Time \u2014 t
\n
\n A
\n <\/sub>\n<\/td>\n		\n < 25 ns\n <\/td>\n<\/tr>\n
\n Back-Up Fuse (max)\n <\/td>\n\n 125 A gL \/ gG\n <\/td>\n<\/tr>\n
\n Short-Circuit Current Rating (AC) \u2014 I
\n
\n SCCR
\n <\/sub>\n<\/td>\n		\n 25 kA\n <\/td>\n<\/tr>\n
\n TOV Withstand 5 s \u2014 U
\n
\n T
\n <\/sub>\n<\/td>\n		\n 90 V\n <\/td>\n\n 180 V\n <\/td>\n\n 335 V\n <\/td>\n\n 335 V\n <\/td>\n\n 440 V\n <\/td>\n\n 580 V\n <\/td>\n<\/tr>\n
\n TOV Withstand 120 min \u2014 U
\n
\n T
\n <\/sub>\n<\/td>\n		\n 115 V\n <\/td>\n\n 230 V\n <\/td>\n\n 440 V\n <\/td>\n\n 440 V\n <\/td>\n\n 440 V\n <\/td>\n\n 765 V\n <\/td>\n<\/tr>\n
\n TOV Mode\n <\/td>\n\n Withstand\n <\/td>\n\n Withstand\n <\/td>\n\n Safe Fail\n <\/td>\n\n Safe Fail\n <\/td>\n\n Safe Fail\n <\/td>\n\n Safe Fail\n <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

<\/p>\n

\n Mechanical & Environmental Data
\n <\/h3>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n Parameter\n <\/th>\n\n Value\n <\/th>\n<\/tr>\n<\/thead>\n
\n Operating Temperature Range \u2014 T
\n
\n a
\n <\/sub>\n<\/td>\n		\n -40 \u00b0F to +158 \u00b0F [-40 \u00b0C to +70 \u00b0C]\n <\/td>\n<\/tr>\n
\n Permissible Operating Humidity \u2014 RH\n <\/td>\n\n 5% \u2026 95%\n <\/td>\n<\/tr>\n
\n Atmospheric Pressure \/ Altitude\n <\/td>\n\n 80 kPa \u2026 106 kPa \/ -500 m \u2026 2000 m\n <\/td>\n<\/tr>\n
\n Terminal Screw Torque \u2014 M
\n
\n max
\n <\/sub>\n<\/td>\n		\n 39.9 lbf\u00b7in [4.5 Nm]\n <\/td>\n<\/tr>\n
\n Conductor Cross Section (max)\n <\/td>\n\n 2 AWG (Solid, Stranded) \/ 4 AWG (Flexible) \u2014 35 mm\u00b2 (Solid, Stranded) \/ 25 mm\u00b2 (Flexible)\n <\/td>\n<\/tr>\n
\n Mounting\n <\/td>\n\n 35 mm DIN Rail, EN 60715\n <\/td>\n<\/tr>\n
\n Degree of Protection\n <\/td>\n\n IP 20 (built-in)\n <\/td>\n<\/tr>\n
\n Housing Material\n <\/td>\n\n Thermoplastic: Extinguishing Degree UL 94V-0\n <\/td>\n<\/tr>\n
\n Thermal Protection\n <\/td>\n\n Yes\n <\/td>\n<\/tr>\n
\n Operating State \/ Fault Indication\n <\/td>\n\n Green OK \/ Red Defect\n <\/td>\n<\/tr>\n
\n Remote Contacts (RC)\n <\/td>\n\n Optional\n <\/td>\n<\/tr>\n
\n RC Switching Capacity\n <\/td>\n\n AC: 250 V \/ 0.5 A; DC: 250 V \/ 0.1 A; 125 V \/ 0.2 A; 75 V \/ 0.5 A\n <\/td>\n<\/tr>\n
\n RC Conductor Cross Section (max)\n <\/td>\n\n 16 AWG (Solid) \/ 1.5 mm\u00b2 (Solid)\n <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

<\/p>\n

\n Internal Configuration & Connection Diagrams
\n <\/h3>\n
\n
\n
\n<\/span>
\n L \u2014 Line Conductor Terminal\n <\/div>\n
\n
\n<\/span>
\n N \u2014 Neutral Conductor Terminal\n <\/div>\n
\n
\n<\/span>
\n PE \u2014 Ground Conductor Terminal\n <\/div>\n
\n
\n<\/span>
\n S \u2014 Signalling Contacts (Optional)\n <\/div>\n<\/div>\n
\n<\/p>\n
\n
\n VSP1S40-XXXX\/1S \u2014 TN-S, TN-C, TT (Single-phase, 1+0)\n <\/div>\n
\n Terminals: L, N, PE, S (11-12-14)
\nWiring:
\n Phase conductor \u2192 L terminal
\n Neutral conductor \u2192 N terminal
\n Ground conductor \u2192 PE terminal
\n Signal contacts \u2192 S (11, 12, 14) [Remote contact, optional]
\nInternal Configuration:
\n MOV between L and N (F1 path)
\n MOV between L\/N and PE (F2 path)
\nBackup Fuse:
\n F1 (L): In series with Line conductor
\n F2 (L\/N): Between L-N and PE junction
\nProtection Mode: L-N, N-PE\n <\/div>\n<\/div>\n

<\/p>\n

\n
\n VSP1S40-XXXX\/2S \u2014 TN-S (Single-phase, 2+0)\n <\/div>\n
\n Terminals: L, N, PE, S (11-12-14)
\nWiring:
\n Phase conductor \u2192 L terminal
\n Neutral conductor \u2192 N terminal
\n Ground conductor \u2192 PE terminal
\n Signal contacts \u2192 S (11, 12, 14) [Remote contact, optional]
\nInternal Configuration:
\n Dual MOV modules: MOV1 (L’ \u2192 L), MOV2 (N’ \u2192 N)
\n L and N each independently referenced to PE
\nBackup Fuse:
\n F1 (L’): In series with L’ conductor
\n F2 (N’): In series with N’ conductor
\nProtection Mode: L-PE, N-PE\n <\/div>\n<\/div>\n

<\/p>\n

\n
\n VSP1S40-XXXX\/3(S) \u2014 TN-C (Three-phase, 3+0)\n <\/div>\n
\n Terminals: L1, L2, L3, PEN, PE, S (11-12-14)
\nWiring:
\n Phase A conductor \u2192 L1 terminal
\n Phase B conductor \u2192 L2 terminal
\n Phase C conductor \u2192 L3 terminal
\n Combined PEN conductor \u2192 PEN terminal
\n Ground conductor \u2192 PE terminal
\n Signal contacts \u2192 S (11, 12, 14) [Remote contact, optional]
\nInternal Configuration:
\n Three MOV modules (one per phase), all connected in parallel to PEN
\n L1, L2, L3 fused via F1 (L1′, L2′, L3′) then referenced to PEN\/PE
\nBackup Fuse:
\n F1: Three-pole fuse on L1′, L2′, L3′ input lines
\nProtection Mode: L-PEN (3+0 circuit, TN-C network)\n <\/div>\n<\/div>\n

<\/p>\n

\n
\n VSP1S40-XXXX\/4(S) \u2014 TN-S (Three-phase, 4+0)\n <\/div>\n
\n Terminals: L1, L2, L3, N, PE, S (11-12-14)
\nWiring:
\n Phase A conductor \u2192 L1 terminal
\n Phase B conductor \u2192 L2 terminal
\n Phase C conductor \u2192 L3 terminal
\n Neutral conductor \u2192 N terminal
\n Ground conductor \u2192 PE terminal
\n Signal contacts \u2192 S (11, 12, 14) [Remote contact, optional]
\nInternal Configuration:
\n Three MOV modules (L1, L2, L3), all connected in parallel to N
\n N referenced to PE
\nBackup Fuse:
\n F1: Five-pole fuse block on L1′, L2′, L3′, N’, PE’ input lines
\nProtection Mode: L-N, N-PE (4+0 circuit, TN-S network)\n <\/div>\n<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\n

\n VSP1S40\/1(S)+1 & VSP1S40\/3(S)+1
\n <\/h2>\n

\n Class II \u2022 Type 2 \u2022 Location of Use: Sub-Distribution Boards \u2022 Network Systems: TT, TN-S \u2022
\n Mode of Protection: L-N, N-PE \u2022 Surge Ratings: I
\n
\n n
\n <\/sub>
\n = 20 kA (8\/20 \u00b5s)\n <\/p>\n

\n Protective Elements: High Energy MOV and GDT \u2022 Housing: Pluggable Design \u2022 Compliance: IEC 61643-11 \/ EN 61643-11\n <\/p>\n

\n The voltage grade
\n
\n 75 V
\n <\/strong>
\n is only available for model VSP1S40\/1(S)+1.\n <\/div>\n

<\/p>\n

\n IEC Electrical Data
\n <\/h3>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n Parameter\n <\/th>\n\n 75 V\n <\/th>\n\n 150 V\n <\/th>\n\n 275 V\n <\/th>\n\n 320 V\n <\/th>\n\n 385 V\n <\/th>\n\n 440 V\n <\/th>\n<\/tr>\n<\/thead>\n
\n Nominal AC Voltage (50\/60 Hz)\n <\/td>\n\n 60 V\n <\/td>\n\n 120 V\n <\/td>\n\n 230 V\n <\/td>\n\n 230 V\n <\/td>\n\n 230 V\n <\/td>\n\n 400 V\n <\/td>\n<\/tr>\n
\n Max. Continuous Operating Voltage (L-N) \u2014 U
\n
\n c
\n <\/sub>\n<\/td>\n		\n 75 V\n <\/td>\n\n 150 V\n <\/td>\n\n 275 V\n <\/td>\n\n 320 V\n <\/td>\n\n 385 V\n <\/td>\n\n 440 V\n <\/td>\n<\/tr>\n
\n Max. Continuous Operating Voltage (N-PE) \u2014 U
\n
\n c
\n <\/sub>\n<\/td>\n		\n 255 V\n <\/td>\n<\/tr>\n
\n Nominal Discharge Current (8\/20 \u00b5s) (L-N) \/ (N-PE) \u2014 I
\n
\n n
\n <\/sub>\n<\/td>\n		\n 20 kA \/ 20 kA\n <\/td>\n<\/tr>\n
\n Maximum Discharge Current (8\/20 \u00b5s) (L-N) \/ (N-PE) \u2014 I
\n
\n max
\n <\/sub>\n<\/td>\n		\n 40 kA \/ 40 kA\n <\/td>\n<\/tr>\n
\n Voltage Protection Level (L-N) \/ (N-PE) \u2014 U
\n
\n p
\n <\/sub>\n<\/td>\n		\n 0.4 kV \/ 1.5 kV\n <\/td>\n\n 1.0 kV \/ 1.5 kV\n <\/td>\n\n 1.5 kV \/ 1.5 kV\n <\/td>\n\n 1.6 kV \/ 1.5 kV\n <\/td>\n\n 1.8 kV \/ 1.5 kV\n <\/td>\n\n 2.0 kV \/ 1.5 kV\n <\/td>\n<\/tr>\n
\n Follow Current Interrupt Rating (N-PE) \u2014 I
\n
\n fi
\n <\/sub>\n<\/td>\n		\n 100 A
\n
\n RMS
\n <\/sub>\n<\/td>\n<\/tr>\n
\n Residual Current at U
\n
\n c
\n <\/sub>
\n \u2014 I
\n
\n PE
\n <\/sub>\n<\/td>\n		\n none\n <\/td>\n<\/tr>\n
\n Response Time (L-N) \/ (N-PE) \u2014 t
\n
\n A
\n <\/sub>\n<\/td>\n		\n < 25 ns \/ < 100 ns\n <\/td>\n<\/tr>\n
\n Back-Up Fuse (max)\n <\/td>\n\n 125 A gL \/ gG\n <\/td>\n<\/tr>\n
\n Short-Circuit Current Rating (AC) (L-N) \u2014 I
\n
\n SCCR
\n <\/sub>\n<\/td>\n		\n 25 kA\n <\/td>\n<\/tr>\n
\n TOV Withstand 5 s (L-N) \u2014 U
\n
\n T
\n <\/sub>\n<\/td>\n		\n 90 V\n <\/td>\n\n 180 V\n <\/td>\n\n 335 V\n <\/td>\n\n 335 V\n <\/td>\n\n 440 V\n <\/td>\n\n 580 V\n <\/td>\n<\/tr>\n
\n TOV Withstand 120 min (L-N) \u2014 U
\n
\n T
\n <\/sub>\n<\/td>\n		\n 115 V\n <\/td>\n\n 230 V\n <\/td>\n\n 440 V\n <\/td>\n\n 440 V\n <\/td>\n\n 440 V\n <\/td>\n\n 765 V\n <\/td>\n<\/tr>\n
\n TOV Mode (L-N)\n <\/td>\n\n Withstand\n <\/td>\n\n Withstand\n <\/td>\n\n Safe Fail\n <\/td>\n\n Safe Fail\n <\/td>\n\n Safe Fail\n <\/td>\n\n Safe Fail\n <\/td>\n<\/tr>\n
\n TOV Withstand 200 ms (N-PE) \u2014 U
\n
\n T
\n <\/sub>\n<\/td>\n		\n 1200 V\n <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

<\/p>\n

\n Mechanical & Environmental Data
\n <\/h3>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n Parameter\n <\/th>\n\n Value\n <\/th>\n<\/tr>\n<\/thead>\n
\n Operating Temperature Range \u2014 T
\n
\n a
\n <\/sub>\n<\/td>\n		\n -40 \u00b0F to +158 \u00b0F [-40 \u00b0C to +70 \u00b0C]\n <\/td>\n<\/tr>\n
\n Permissible Operating Humidity \u2014 RH\n <\/td>\n\n 5% \u2026 95%\n <\/td>\n<\/tr>\n
\n Atmospheric Pressure \/ Altitude\n <\/td>\n\n 80 kPa \u2026 106 kPa \/ -500 m \u2026 2000 m\n <\/td>\n<\/tr>\n
\n Terminal Screw Torque \u2014 M
\n
\n max
\n <\/sub>\n<\/td>\n		\n 39.9 lbf\u00b7in [4.5 Nm]\n <\/td>\n<\/tr>\n
\n Conductor Cross Section (max)\n <\/td>\n\n 2 AWG (Solid, Stranded) \/ 4 AWG (Flexible) \u2014 35 mm\u00b2 (Solid, Stranded) \/ 25 mm\u00b2 (Flexible)\n <\/td>\n<\/tr>\n
\n Mounting\n <\/td>\n\n 35 mm DIN Rail, EN 60715\n <\/td>\n<\/tr>\n
\n Degree of Protection\n <\/td>\n\n IP 20 (built-in)\n <\/td>\n<\/tr>\n
\n Housing Material\n <\/td>\n\n Thermoplastic: Extinguishing Degree UL 94V-0\n <\/td>\n<\/tr>\n
\n Thermal Protection\n <\/td>\n\n Yes\n <\/td>\n<\/tr>\n
\n Operating State \/ Fault Indication\n <\/td>\n\n Green OK \/ Red Defect\n <\/td>\n<\/tr>\n
\n Remote Contacts (RC)\n <\/td>\n\n Optional\n <\/td>\n<\/tr>\n
\n RC Switching Capacity\n <\/td>\n\n AC: 250 V \/ 0.5 A; DC: 250 V \/ 0.1 A; 125 V \/ 0.2 A; 75 V \/ 0.5 A\n <\/td>\n<\/tr>\n
\n RC Conductor Cross Section (max)\n <\/td>\n\n 16 AWG (Solid) \/ 1.5 mm\u00b2 (Solid)\n <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

<\/p>\n

\n Internal Configuration & Connection Diagrams
\n <\/h3>\n
\n
\n
\n<\/span>
\n L \u2014 Line Conductor Terminal\n <\/div>\n
\n
\n<\/span>
\n N \u2014 Neutral Conductor Terminal\n <\/div>\n
\n
\n<\/span>
\n PE \u2014 Ground Conductor Terminal\n <\/div>\n
\n
\n<\/span>
\n S \u2014 Signalling Contacts (Optional)\n <\/div>\n<\/div>\n
\n<\/p>\n
\n
\n VSP1S40\/1(S)+1 \u2014 TN-S, TT (Single-phase, 1+1)\n <\/div>\n
\n Terminals: L, N, PE, S (11-12-14)
\nWiring:
\n Phase conductor \u2192 L terminal
\n Neutral conductor \u2192 N terminal
\n Ground conductor \u2192 PE terminal
\n Signal contacts \u2192 S (11, 12, 14) [Remote contact, optional]
\nInternal Configuration:
\n MOV module between L and N (F1 path: L \u2192 L’)
\n GDT module between N and PE (F2 path: N \u2192 N’)
\nBackup Fuse:
\n F1 (L): In series with L conductor (MOV protection)
\n F2 (N): In series with N conductor (GDT protection)
\nProtection Mode: L-N (MOV), N-PE (GDT)\n <\/div>\n<\/div>\n

<\/p>\n

\n
\n VSP1S40\/3(S)+1 \u2014 TN-S, TT (Three-phase, 3+1)\n <\/div>\n
\n Terminals: L1, L2, L3, N, PE, S (11-12-14)
\nWiring:
\n Phase A conductor \u2192 L1 terminal
\n Phase B conductor \u2192 L2 terminal
\n Phase C conductor \u2192 L3 terminal
\n Neutral conductor \u2192 N terminal
\n Ground conductor \u2192 PE terminal
\n Signal contacts \u2192 S (11, 12, 14) [Remote contact, optional]
\nInternal Configuration:
\n Three MOV modules (L1, L2, L3), all connected in parallel to N (F1 path: L1′, L2′, L3′, N’)
\n GDT module between N and PE (F2 path: L1, L2, L3, N referenced to PE)
\nBackup Fuse:
\n F1: Four-pole fuse on L1′, L2′, L3′, N’ input lines (MOV protection)
\n F2: Four-pole fuse on L1, L2, L3, N lines (GDT protection)
\nProtection Mode: L-N (MOV), N-PE (GDT)\n <\/div>\n<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\n

\n Dimensions & Packaging
\n <\/h2>\n

\n Individual module dimensions and multi-pole configurations for all models in the SLP40 series.\n <\/p>\n\n\n\n\n\n\n\n\n\n
VSP1S40\/1S \u2014 Width
28 mm<\/strong><\/td>\n		VSP1S40\/1S \u2014 Height
34.5 mm<\/strong><\/td>\n		VSP1S40\/1S \u2014 Depth
65.8 mm<\/strong><\/td>\n<\/tr>\n
VSP1S40\/2S \u2014 Width
36 mm<\/strong><\/td>\n		VSP1S40\/2S \u2014 Height
34.5 mm<\/strong><\/td>\n		VSP1S40\/2S \u2014 Depth
65.8 mm<\/strong><\/td>\n<\/tr>\n
VSP1S40\/3S \u2014 Width
49 mm<\/strong><\/td>\n		VSP1S40\/3S \u2014 Height
34.5 mm<\/strong><\/td>\n		VSP1S40\/3S \u2014 Depth
65.8 mm<\/strong><\/td>\n<\/tr>\n
VSP1S40\/4S \u2014 Width
72 mm<\/strong><\/td>\n		VSP1S40\/4S \u2014 Height
34.5 mm<\/strong><\/td>\n		VSP1S40\/4S \u2014 Depth
65.8 mm<\/strong><\/td>\n<\/tr>\n
VSP1S40\/1(S)+1 \u2014 Width
28 mm<\/strong><\/td>\n		VSP1S40\/1(S)+1 \u2014 Height
34.5 mm<\/strong><\/td>\n		VSP1S40\/1(S)+1 \u2014 Depth
65.8 mm<\/strong><\/td>\n<\/tr>\n
VSP1S40\/3(S)+1 \u2014 Width
54 mm<\/strong><\/td>\n		VSP1S40\/3(S)+1 \u2014 Height
34.5 mm<\/strong><\/td>\n		VSP1S40\/3(S)+1 \u2014 Depth
65.8 mm<\/strong><\/td>\n<\/tr>\n
DIN Rail Pitch
45 mm<\/strong><\/td>\n		Terminal Height Offset
12.3 mm<\/strong><\/td>\n		Module Body Width
9 mm per pole<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\n All dimensions are nominal. Multi-pole units use standard 9 mm per pole pitch on 35 mm DIN rail (EN 60715).
\n Height: 34.5 mm (body) \u00d7 49 mm (overall). Depth: 65.8 mm (overall including terminals).
\n Terminal block offset: 12.3 mm. Common pitch: 18 mm (2-pole equivalent).\n <\/p>\n<\/div>\n

<\/p>\n

\n

\n Order Information
\n <\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n
\n Model\n <\/th>\n\n Description\n <\/th>\n\n Voltage Grades Available\n <\/th>\n\n Network System\n <\/th>\n\n Poles\n <\/th>\n<\/tr>\n<\/thead>\n
\n VSP1S40-XXX\/1S\n <\/td>\n\n Type 2 SPD, single-phase 1+0\n <\/td>\n\n 75, 150, 275, 320, 385, 440\n <\/td>\n\n TN-S, TN-C, TT\n <\/td>\n\n 1\n <\/td>\n<\/tr>\n
\n VSP1S40-XXX\/2S\n <\/td>\n\n Type 2 SPD, single-phase 2+0\n <\/td>\n\n 75, 150, 275, 320, 385, 440\n <\/td>\n\n TN-S\n <\/td>\n\n 2\n <\/td>\n<\/tr>\n
\n VSP1S40-XXX\/3S\n <\/td>\n\n Type 2 SPD, three-phase 3+0\n <\/td>\n\n 150, 275, 320, 385, 440\n <\/td>\n\n TN-C\n <\/td>\n\n 3\n <\/td>\n<\/tr>\n
\n VSP1S40-XXX\/4S\n <\/td>\n\n Type 2 SPD, three-phase 4+0\n <\/td>\n\n 150, 275, 320, 385, 440\n <\/td>\n\n TN-S\n <\/td>\n\n 4\n <\/td>\n<\/tr>\n
\n VSP1S40\/1(S)+1\n <\/td>\n\n Type 2 SPD, single-phase 1+1 (L-N, N-PE)\n <\/td>\n\n 75, 150, 275, 320, 385, 440\n <\/td>\n\n TT, TN-S\n <\/td>\n\n 1+1\n <\/td>\n<\/tr>\n
\n VSP1S40\/3(S)+1\n <\/td>\n\n Type 2 SPD, three-phase 3+1 (L-N, N-PE)\n <\/td>\n\n 150, 275, 320, 385, 440\n <\/td>\n\n TT, TN-S\n <\/td>\n\n 3+1\n <\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
\n
\n Ordering Example:
\n <\/strong>
\n VSP1S40-275\/4S = 275 V rated, 4-pole (4+0), Type 2 SPD for TN-S three-phase systems.
\n

\n
\n N-PE variants:
\n <\/strong>
\n VSP1S40\/3(S)+1-275 = 275 V rated, 3+1 configuration with GDT N-PE protection for TT\/TN-S systems.
\n

\n
\n RC option:
\n <\/strong>
\n Append “(S)” suffix for remote signalling contacts (e.g. VSP1S40-275\/4S with RC).\n <\/div>\n<\/div>\n

<\/p>\n

\n

\n Product Label Reference
\n <\/h2>\n

\n Each module is labelled with the following markings (example for 255 V variant):\n <\/p>\n

\n
\n
\n Label Fields \u2014 VSP1S40 Series\n <\/div>\n
\n
KUANGYA\r\nVSP1S40-255          Surge Protective Device\r\nUe: 255 V~        Uc: 255 V~\r\nIn: 20 kA         Imax: 40 kA\r\nUp: 1.5 kV         Class II \/ Type 2\r\nIEC 61643-11 \/ EN 61643-11<\/pre>\n<\/div>\n<\/div>\n
\n
\n       Label Fields \u2014 VSP1S40\/+1 Series\n      <\/div>\n
\n
KUANGYA\r\nVSP1S40-255           Surge Protective Device\r\nL-N: Uc: 255 V~     N-PE: Uc: 255 V~\r\nIn: 20 kA          Imax: 40 kA\r\nUp: 1.5 kV          Class II \/ Type 2\r\nIEC 61643-11 \/ EN 61643-11<\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
<\/p>\n
\n
\n
\n      KUANGYA
\n     <\/strong>
\n     \u2014 Type 2 AC Surge Protective Device SLP40 Series\n    <\/p>\n
\n     Compliant with IEC 61643-11 \/ EN 61643-11 \u2022 Pluggable Design \u2022 High Energy MOV + GDT Protection\n    <\/p>\n
\n     Generated from technical datasheet \u2014 2026-06-22\n    <\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
Location of Use : Sub-Distribution Boards<\/p>\n
Network Systems : 1S\uff1aTN-S \/ TN-C \/ TT<\/p>\n
2S\/4S \uff1aTN-S<\/p>\n
3S\uff1a\u00a0TN-C (3S)<\/p>\n
Mode of Protection: 1S: L-PE + N-PE + L-PEN + L-N<\/p>\n
2S \/ 4S: L-PE + N-PE<\/p>\n
3S: L-PEN<\/p>\n
Surge Ratings: I \u00a0= 20 kA (8\/20 \u00b5s)<\/p>\n
n<\/p>\n
IEC\/EN Category : Class II \/ Type 2<\/p>\n
Protective Elements: High Energy MOV<\/p>\n
Housing: Pluggable Design<\/p>\n
Compliance : IEC 61643-11<\/p>\n
EN 61643-11<\/p>","protected":false},"featured_media":3768,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[31],"product_tag":[68,62,64,65,66,67,63,61],"class_list":["post-3756","product","type-product","status-publish","has-post-thumbnail","product_cat-ac-spd","product_tag-ac-spd","product_tag-ac-surge-protector","product_tag-class-ii-spd","product_tag-iec-61643-11","product_tag-lightning-protection","product_tag-mov-spd","product_tag-surge-protective-device","product_tag-type-2-spd","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/product\/3756","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/comments?post=3756"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/media\/3768"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/media?parent=3756"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/product_brand?post=3756"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/product_cat?post=3756"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cnkuangya.com\/fr\/wp-json\/wp\/v2\/product_tag?post=3756"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}