https://www.phoenixcontact.com/us/produkte/2838526
04.10.2012Page1/7
Surge protection connector-CTM 2X1-110AC-2838526
Please be informed that the data shown in this PDF Document is generated from our Online Catalog. Please find the complete data in
the user's documentation. Our General Terms of Use for Downloads are valid
(http://download.phoenixcontact.com)
LSA-PLUS plug (COMTRAB CTM) with protective circuit for 2-conductor signal circuits grounded on
one side. Nominal voltage: 110 V AC
The illustration shows version
CTM 2x1- 24 DC
Why buy this product
The CTM 10-MAG surge protection magazine can be freely fitted with various protective plugs
Can be used in LSA-PLUS disconnect and control strips or CT-TERMIBLOCK
Typical installation locations include marshalling distributors
Space-saving LSA-PLUS connection technology
Modular compact protection for high-density networks
Key commercial data
Packing unit 1
Minimum order quantity 1
Catalog page Page 117 (TT-2011)
GTIN
Custom tariff number 85363010
Country of origin GERMANY
Technical data
General
Housing material PA
Inflammability class according to UL 94 V0
Color black
Standards for air and creepage distances DIN VDE 0110-1
Standards for air and creepage distances IEC 60664-1
Surge voltage category II
Pollution degree 2
Total surge current (8/20) µs 10 kA
Total surge current (10/350) µs 2.5 kA
https://www.phoenixcontact.com/us/produkte/2838526
04.10.2012Page2/7
Surge protection connector-CTM 2X1-110AC-2838526
Technical data
General
Ambient temperature (operation) -25 °C ... 75 °C
Mounting type On CT-TERMIBLOCK and LSA-PLUS disconnect strip
Design LSA-PLUS module
Number of positions 2
Degree of protection IP20
Direction of action Line-Line & Line-Earth Ground
Arrester can be tested with CHECKMASTER from software
version: From SW rev. 1.10
Width 9.5 mm
Height 21 mm
Depth 53.5 mm
Protective circuit
IEC category B2
IEC category C1
IEC category C2
IEC category C3
IEC category D1
VDE requirement class B2
VDE requirement class C1
VDE requirement class C2
VDE requirement class C3
VDE requirement class D1
Nominal voltage UN 110 V AC
Maximum continuous operating voltage UC ± 180 V DC
Maximum continuous voltage UC (wire-ground) ± 180 V DC
Nominal current IN 380 mA (25°C)
Operating effective current IC at UC ≤ 5 µA
Ground conductor current IPE ≤ 2 µA
Nominal discharge surge current In (8/20) µs (Core-Earth) 5 kA
Total surge current (8/20) µs 10 kA
Max. discharge surge current Imax (8/20) µs maximum (Core-
Earth) 10 kA (in total)
Nominal pulse current Ian (10/1000) µs (Core-Earth) 100 A
Lightning test current (10/350) µs, peak value limp 1 kA
Output voltage limitation at 1 kV/µs (Core-Earth) spike ≤ 260 V
Output voltage limitation at 1 kV/µs (Core-Earth) static ≤ 15 V
Residual voltage at In, (conductor-ground) ≤ 10 V
Residual voltage with Ian (10/1000)µs (conductor-ground) ≤ 10 V
Protection level UP (Core-Earth) ≤ 260 V (C2, 10 kV/5 kA, spike)
Protection level UP (Core-Earth) ≤ 10 V (C2, 10 kV/5 kA, static)
Protection level UP (Core-Earth) ≤ 260 V (C3, 7.5 kV/100 A, spike)
Protection level UP (Core-Earth) ≤ 10 V (C3, 7.5 kV/100 A, static)
Response time tA (Core-Earth) ≤ 1 ns
https://www.phoenixcontact.com/us/produkte/2838526
04.10.2012Page3/7
Surge protection connector-CTM 2X1-110AC-2838526
Technical data
Protective circuit
Input attenuation aE, asym. 0.3 dB (≤ 3 MHz)
Cut-off frequency fg (3 dB), asym. (PE) in 100 Ohm system Typ. 20 MHz
Capacity (Core-Earth) 100 pF (f=1 MHz / VR= 0 V)
Resistance in series 3.3 Ω 10 %
Resistance in series 3.3 Ω
Message: Surge protection fault None
Max. required back-up fuse 150 mA
Surge carrying capacity in acc. with IEC 61643-21 (Core-Earth) C2 (4 kV / 2 kA)
Surge carrying capacity in acc. with IEC 61643-21 (Core-Earth) C3 (100 A)
Surge carrying capacity in acc. with IEC 61643-21 (Core-Earth) B2 (4 kV / 100 A)
Surge carrying capacity in acc. with IEC 61643-21 (Core-Earth) D1 (1 kA)
Alternating current carrying capacity in acc. with IEC 61643-21
(Core-Earth) 5 A - 1 s
Connection data
Connection method can be plugged into COMTRAB-TERMIBLOCK and LSA-PLUS
disconnect and switching strips
Connection type IN COMTRAB plug-in system
Connection type OUT COMTRAB plug-in system
Connection method LSA-PLUS
Connection, equipotential bonding
Connection method Spring contact
Connection, protective circuit
Standards/regulations IEC 61643-21
Classifications
eclass
eCl@ss 4.0 27140201
eCl@ss 4.1 27130801
eCl@ss 5.0 27130801
eCl@ss 5.1 27130801
eCl@ss 6.0 27130807
eCl@ss 7.0 27130807
etim
ETIM 2.0 EC000943
ETIM 3.0 EC000943
ETIM 4.0 EC000943
unspsc
UNSPSC 6.01 30212010
UNSPSC 7.0901 39121610
https://www.phoenixcontact.com/us/produkte/2838526
04.10.2012Page4/7
Surge protection connector-CTM 2X1-110AC-2838526
Classifications
unspsc
UNSPSC 11 39121610
UNSPSC 12.01 39121610
UNSPSC 13.2 39121620
Approvals
Approvals
Approvals
UL Recognized / GOST / UL Listed
Ex Approvals
Approvals submitted
Approval details
UL Recognized
GOST
UL Listed
Accessories
Necessary add-on products
Disconnect strip-CT 10-TL-2765356
LSA-PLUS disconnect strip to hold the CTM and CT 10 protection modules. Version: 10 double conductors,
dimension A: 124 mm.
https://www.phoenixcontact.com/us/produkte/2838526
04.10.2012Page5/7
Surge protection connector-CTM 2X1-110AC-2838526
Accessories
Grounding rail-CT 1-10-ES-2765547
Ground rail for CTM protective plug when used in combination with LSA-PLUS disconnect strip. Version: 10
double conductors
Screw termination block-CT-TERMIBLOCK 10 DA-0441711
Screw termination block with disconnect contacts for accommodating protective plugs CT and CTM. Use in
MCR and telecommunications systems. Design: 10 double wires
Magazine-CTM 10-MAG-2838610
Magazine with a grounding rail to accommodate up to 10 LSA-PLUS protective plugs (COMTRAB CTM), to
insert in CT-TERMIBLOCK or LSA-PLUS disconnect strip
Additional products
Mounting clip-CT 10-MB/ 3-2765372
Mounting clip, for holding 3 disconnect or ground wire strips. Version: 10 double conductors, dimensions: A
104.5 mm, B 65 mm.
Mounting clip-CT 10-MB/10-2765385
Mounting clip, for holding 10 disconnect or ground wire strips. Version: 10 double conductors, dimensions: A
104.5 mm, dimensions B 245.5 mm
https://www.phoenixcontact.com/us/produkte/2838526
04.10.2012Page6/7
Surge protection connector-CTM 2X1-110AC-2838526
Accessories
Cable feed-through sleeve-CT-KDT-2765518
Cable bush for assembly troughs, for protection of the lines guided through the laminated frame
Short-circuit connector-CTM EST-2838649
LSA-PLUS grounding plug (COMTRAB CTM) to short-circuit and ground potentials in CT-TERMIBLOCK...
and disconnect strip CT 10...
Shield connection-SSA 3-6-2839295
shield fast connections for conductor diameter 3 - 6 mm. Potential connection cable: 200 mm, black
Shield connection-SSA 5-10-2839512
Shield fast connection for conductor diameters 5 - 10 mm. Potential connection cable: 200 mm, black
Drawings
Dimensioned drawing
9,418,5
38
52,4
Circuit diagram
IN
OUT
1
2
2'
1'
