Weidmüller VSPC 4SL 48VAC is a Surge arrester MCR technology, VSPC, Digital signal, AC, Rated voltage (AC): 48 V, Rated voltage (DC): 68 V. The device is a surge arrester in the field of instrumention and control (I&C) is well suited for protecting measurement, control and regulation circuits (MCR). The portfolio offers small and compact design to protect up to two binary or four analogue signal with one device. The application is installed on a mounting rail.
| Type |
MCR surge protection device |
| Voltage Rating - AC |
48V AC |
| ?ges |
43 |
| 1kV/µs, typically |
8/20 µs, typically |
| Assembly width |
17.8 |
| Certificate No. (UL) |
E311081 |
| Circuit diagram |
Discharge capacity |
| Colour |
orange |
| Connection 1 |
Other |
| cUL certificate |
cUL Certificate - pdf/ |
| Degree of protection (IP) |
IP20 |
| Depth |
69mm |
| Depth (inches) |
2.7165 inch |
| Design |
Terminal, miscellaneous |
| Discharge current Imax (8/20µs) GND- 10 kA |
Rated load current IL |
| Discharge current Imax (8/20µs) wire- 10 kA |
Discharge current In (8/20µs) GND-PE 2.5 kA |
| Discharge current In (8/20µs) wire-wire 2.5 kA |
Discharge current Imax (8/20µs) wire-PE10 kA |
| ECLASS 14.0 |
27-17-15-01 |
| ECLASS 15.0 |
27-17-15-01 |
| ETIM 10.0 |
EC000943 |
| ETIM 8.0 |
EC000943 |
| ETIM 9.0 |
EC000943 |
| Explosion-tested version |
false |
| Fuse protection |
0.5 A |
| Gas group C |
IIB |
| Gas group D |
IIA |
| Gas groups A, B |
IIC |
| GOST certificate |
GOST-Zertifikat - |
| GTIN (EAN) |
4032248696000 |
| GTIN (EAN) 4032248393596 |
Weidmueller, white |
| Height |
90mm |
| Height (inches) |
3.5433 inch |
| Humidity |
5...96 % |
| Input voltage, max. Ui |
85 V |
| Internal capacity, max. CI |
4 nF |
| Internal inductance, max. LI |
0 µH |
| Lightning test current, Iimp (10/350 µs) 2.5 kA |
Overload - failure mode |
| Max. continuous voltage AC |
60 |
| Max. continuous voltage DC |
85 |
| Max. continuous voltage, Uc (AC) |
60 V |
| Max. continuous voltage, Uc (DC) |
85 V |
| Mounting method |
DIN rail (top hat rail) 35mm |
| MTTF |
2665 a |
| Net weight |
42.24g |
| Nominal load current |
250 |
| Nominal voltage AC |
48 - 48 |
| Nominal voltage DC |
68 - 68 |
| Number of conductors (without earthing) |
5 |
| Number of Poles |
2 |
| Operating Temperature |
-40 °C...70°C |
| Optical function display |
No |
| PFH in 1*10-9 per hour |
8.9 |
| Pollution severity |
2 |
| Pro-active thermo-control |
false |
| Product information |
Mode 2: State where the voltage-limiting part of the SPD was short-circuited due to a very low |
| protected binary signals |
4 |
| Protection degree |
IP20 |
| Protection level on output side Wire-PE 85 V |
Protection level on output side Wire-wire80 V |
| Pulse-reset capacity |
= 60 ms |
| Rated current In |
250mA |
| Rated Voltage (AC) |
48 V |
| Rated Voltage (DC) |
68 V |
| REACH SVHC |
Lead 7439-92-1 |
| Requirements category acc. to IEC |
C1, C2, C3, D1 |
| ROHS |
Conform |
| RoHS Compliance Status |
Compliant with exemption |
| SCIP |
71e97bb7-979f-4330-94c0-20c629bb05e3 |
| Segment |
Measurement - Monitoring |
| SFF |
79.3 % |
| Signal disconnection |
false |
| Signal transmission properties (-3 dB) |
8.7 MHz |
| Signalling at the device |
None |
| Signalling contact |
No |
| SIL in compliance with IEC 61508 |
2 |
| Standards |
IEC 61643-21 |
| Storage temperature |
-40 °C...80°C |
| Surge current-carrying capacity C1 |
<1 kA 8/20 µs |
| Surge current-carrying capacity C2 |
5 kA 8/20 µs |
| Surge current-carrying capacity C3 |
100 A 10/1000 µs |
| Surge current-carrying capacity D1 |
2.5 kA 10/350 µs |
| Surge voltage category |
III |
| Time interval |
5 years |
| Type of connection |
Pluggable in VSPC BASE |
| UL 94 flammability rating |
V-0 |
| UL certificate |
UL 497b Certificate - PDF/ |
| UL File Number Search |
UL Website |
| Voltage protection level core/core |
210 |
| Voltage protection level core/earth |
85 |
| Voltage type |
AC |
| Volume resistance |
4.7 O |
| Width |
17.8mm |
| Width (inches) |
0.7008 inch |
| With remote signalling contact |
false |
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