Data sheet
Creation date March 20, 2021 6:46:30 AM CET
Catalogue status 12.03.2021 / We reserve the right to make technical changes. 1
VSPC 3/4WIRE 24VDC Weidmüller Interface GmbH & Co. KG
Klingenbergstraße 26
D-32758 Detmold
Germany
www.weidmueller.com
3 or 4-wire system protection includes the following
signals:
• PT100, measuring bridges, DMS sensors, measuring
bridges, ...
• Pluggable arrester,for interruption-free and impedance-
neutral plug-in and pull-out
• Can be tested with V-TEST testing device
• Space-saving design for up to 4 binary signals
• Version with floating-earth PE connection used to
avoidinterference currents that result from differences
in voltage potential
• For use in compliance with the IEC 62305 and
IEC61643-22 (D1, C1, C2 and C3) installation
standards
• Integrated PE foot safely discharges up to 20 kA (8/20
μs) and 2.5 kA (10/350 μs) to the PE
• Colour coding of the voltage levels for fast identification
in the cabinet
• Safety function through coding elements for different
voltage levels
General ordering data
Version Surge protection for instrumentation and control,
24 V, 450 mA, IEC 61643-21
Order No. 8924550000
Type VSPC 3/4WIRE 24VDC
GTIN (EAN) 4032248696192
Qty. 1 pc(s).
Data sheet
VSPC 3/4WIRE 24VDC Weidmüller Interface GmbH & Co. KG
Klingenbergstraße 26
D-32758 Detmold
Germany
www.weidmueller.com
Technical data
Creation date March 20, 2021 6:46:30 AM CET
Catalogue status 12.03.2021 / We reserve the right to make technical changes. 2
Dimensions and weights
Depth 69 mm Depth (inches) 2.717 inch
Height 90 mm Height (inches) 3.543 inch
Net weight 47 g Width 17.8 mm
Width (inches) 0.701 inch
Temperatures
Storage temperature -40 °C...80 °C Operating temperature -40 °C...70 °C
Humidity 5...96 %
Probability of failure
SIL PAPER SIL Paper SIL in compliance with IEC 61508 3
MTTF 2,655 Years SFF 95.33 %
λges 43 PFH in 1*10-9 per hour 7
Environmental Product Compliance
REACH SVHC Lead 7439-92-1
Rated data UL
Certificate No. (UL) E311081 UL certificate UL 497b Certificate
CSA protection data
Gas group C IIB Gas group D IIA
Gas groups A, B IIC Input voltage, max. Ui28 V
Internal capacity, max. CI4 nF Internal inductance, max. LI0 µH
General data
Colour orange Design Terminal, miscellaneous
Optical function display No Protection degree IP20
Segment Measurement - Monitoring
- Setting
UL 94 flammability rating
V-0
Version without warning function /
function indicator
Insulation coordination acc. to EN 50178
Pollution severity 2 Surge voltage category III
Data sheet
VSPC 3/4WIRE 24VDC Weidmüller Interface GmbH & Co. KG
Klingenbergstraße 26
D-32758 Detmold
Germany
www.weidmueller.com
Technical data
Creation date March 20, 2021 6:46:30 AM CET
Catalogue status 12.03.2021 / We reserve the right to make technical changes. 3
Rated data IEC / EN
Capacitance 935 pF Discharge current Imax (8/20µs) GND-PE 10 kA
Discharge current Imax (8/20µs) wire-PE
10 kA
Discharge current Imax (8/20µs) wire-
wire 10 kA
Discharge current In (8/20µs) GND-PE 2.5 kA Discharge current In (8/20µs) wire-PE 2.5 kA
Discharge current In (8/20µs) wire-wire
2.5 kA
Lightning test current, Iimp (10/350 µs)
GND-PE 2.5 kA
Lightning test current, Iimp (10/350 µs)
Wire–PE 2.5 kA
Lightning test current, Iimp (10/350 µs)
wire-wire 2.5 kA
Max. continuous voltage, Uc (DC) 28 V Number of poles 1
Overload - failure mode Modus 2 Protection level UP (typ.) < 800 V
Protection level on output side Wire-PE
1kV/µs, typically 270 V
Protection level on output side Wire-wire
1 kV/µs, typically 50 V
Protection level on output side Wire-wire
8/20 µs, typically 50 V
Protection level, UP GND - PE
450 V
Protection level, UP wire - PE 38 V Protection level, UP wire - wire 80 V
Pulse-reset capacity ≤ 30 ms Rated current IN450 mA
Rated voltage (DC)
24 V
Requirements category acc. to IEC
61643-21 C1, C2, C3, D1
Signal transmission properties (-3 dB) 750 KHz Signalling contact No
Standards IEC 61643-21 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 Voltage type DC
Volume resistance 0.20 Ω
Further details of approvals
GOST certificate GOST-Zertifikat
Connection data
Type of connection Pluggable in VSPC BASE
Ratings IECEx/ATEX/cUL
cUL certificate cUL Certificate
Classifications
ETIM 6.0 EC000943 ETIM 7.0 EC000943
ECLASS 9.0 27-13-08-07 ECLASS 9.1 27-13-08-07
ECLASS 10.0 27-13-08-07 ECLASS 11.0 27-13-08-07
Data sheet
VSPC 3/4WIRE 24VDC Weidmüller Interface GmbH & Co. KG
Klingenbergstraße 26
D-32758 Detmold
Germany
www.weidmueller.com
Technical data
Creation date March 20, 2021 6:46:30 AM CET
Catalogue status 12.03.2021 / We reserve the right to make technical changes. 4
Tender specification sheets
Long specification Surge protection plug for
use in connection with
the base element VSPC
BASE 2/4 CH for four
floating-ground driven
signal cables. Two-stage
protection consisting of
coarse and fine protection
between all signal cables
as well as coarse common
mode voltage protection
to signal ground/earth.
Mechanical identification
of the plug to the base
element according to
the switching type and
rated voltage. Protected
plug with coding pin and
counter-profile for the
base element. Optical
identification of the
protected plug based
on the type of protected
switching and the voltage
level. It is possible to mark
the plug.
Short specification
Surge protection plug
for base element VSPC
BASE 2/4 CH, transverse
voltage coarse and fine
protection for four floating-
ground powered signal
cables, coarse common
mode voltage protection to
earth.Version: 24 V DC
Approvals
Approvals
ROHS Conform
UL File Number Search E311081
Downloads
Approval/Certificate/Document of
Conformity
SIL Paper
CE PAPER
Engineering Data STEP
Engineering Data EPLAN, WSCAD
User Documentation Instruction sheet
Data sheet
VSPC 3/4WIRE 24VDC Weidmüller Interface GmbH & Co. KG
Klingenbergstraße 26
D-32758 Detmold
Germany
www.weidmueller.com
Drawings
Creation date March 20, 2021 6:46:30 AM CET
Catalogue status 12.03.2021 / We reserve the right to make technical changes. 5
Electric symbol
Circuit diagram Discharge capacity
Komplettmodul
