Details

Connectivity solutions for photovoltaic power systems
LC4®-CP – Connector Parts without cable
LC4-CP 30 M26
LC4-CP 31 M26
LC4® photovoltaic connector, field-attachable, with integrated locking and crimp contact
LC4-CP 30 M26: plug
LC4-CP 31 M26: socket
1. Temperature range
-40 °C/+85 °C (IEC)
-40 °C/+90 °C (UL)
(+105 °C upper limit temperature)
2. Materials
LC4-CP 30 M26
halogen-free, UV-resistant
Insulating body
Contact pin/bush
Sealing (sockets only)
Cap nut
LC4-CP 31 M26
m-PPE, V0 according to UL 94
CuNiSi, tin-plated
silicone
PA GF, V0 according to UL 94
3. Mechanical data
Insertion force1
≤ 20 N
Withdrawal force1
≥ 10 N
Retaining force of locking latches2 ≥ 90 N
Mating cycles2
50
Tightening torque cap nut
1,4 ± 0,2 Nm
Mating with
photovoltaic connectors LC4
Protection degree3
IP 68
Connectable conductors crimp terminal
Photovoltaic cable, double-insulated4
Section LC4-CP 3... 2.5
2.5 mm2 (AWG 14)
Section LC4-CP 3... 4.0
4.0 mm2 (AWG 12)
Section LC4-CP 3... 6.0
6.0 mm2 (AWG 10)
Cable diameter
6.65–7.8 mm
Examples of recommended cables on the Internet site www.lumberg.com
X
4. Elektrische Daten (at Tamb 20 °C)
≤ 1 mΩ
Contact resistance2
Rated current (IEC)2
LC4-CP 3... 2.5
22 A at Tamb 85 °C
LC4-CP 3... 4.0 and 6.0
30 A at Tamb 85 °C
2
Rated current (UL)
35 A at Tamb 20 °C, all sections
5
Rated voltage
1500 V DC (IEC)/1000 V DC (UL)
Overvoltage category5
III
Material group5
I (IEC)/0 (UL) (CTI > 225)
Creepage distance/Clearance between
contact and touchable surfaces
24.6 mm
contact and cable outlet
22.8 mm
Isolationswiderstand
> 10 GΩ
1
2
3
4
5
measured with a polished steel gauge, nominal thickness 4.0 mm
measured with a proper counterpart
according to IEC 60529/DIN EN 60529
only in mated condition with a proper counterpart
IP X8 requirements under agreement between manufacturer and user
wire construction preferably according to IEC 60228 class 5, for more
details see separate data sheet on request
according to DIN EN 60664/IEC 60664 resp. according to ANSI/UL 746A
®
Approvals
under preparation
X
Composition of type designation
Series: LC4
Type of product
CP
Connector Part
Configuration
30
field-attachable plug
31
field-attachable socket
Polarity
-1
+
-2
–
Locking option
IT
Internal locking is only
unlockable with a Tool,
otherwise it can be unlocked manually
Cable section
2.5
2.5 mm² (AWG 14)
4.0
4.0 mm² (AWG 12)
6.0
6.0 mm² (AWG 10)
Material option
M26
for 1500 V
Package unit options
LC4-CP 30 IT M26
*a marking + on LC4-CP 3...-1, - on LC4-CP 3...-2
*b hexagonal cap nut
Standard packaging: pre-assembled, contacts in bulk,
sorted in plastic bags of 50 pieces, in a cardboard box
www.lumberg.com
LC4-CP 30-1 IT 4.0 M26
06/2015