6
Assembly Instructions
Plug Connectors
www
Read the operating instructions
before use. Ensure the operating in-
structions are always available during
mounting, setup and servicing. You
should also archive a printed copy of
the operating instructions.
The operating instructions, the dec-
laration of conformity and additional
information are available under the
order number for the product at
www.euchner.com.
Correct use
Connection and operation of plug connectors suit-
able for the following rated voltages:
f
alternating current: 50 V < U < 1,000 V
f
direct current:
75 V < U < 1,500 V
are subject to compliance with the Low-Voltage
Directive 2014/35/EU.
This includes observing the relevant requirements
for installation and operation, particularly based on
the following standard: EN 60204-1.
General safety precautions
WARNING
Danger to life due to improper installation and
improper use of the plug connectors.
f
Assembly, mounting, electrical connection and
setup must be performed only by authorized
personnel possessing the following knowledge:
- Specialist knowledge in handling plug con-
nectors, taking the applicable provisions into
account.
- Knowledge about the applicable regulations
on operational safety and accident prevention.
f
When operating the plug connectors outdoors,
specially protect them against environmental
influences.
f
Harm to persons or property damage can result
if you do not observe this information or if you
use the product improperly.
f
Loss of the overall function of connected devices
due to damaged plug connector.
f
Do not insert or unplug the plug connectors
under load.
Important
!
The user is responsible for correct connection of
the plug connector and correct integration into
the overall system.
Electrical connection
f
Put only flawless products into operation.
f
Observe the minimum bending radius when install-
ing the cable.
f
Operate the plug connectors only if they are fully
inserted and locked.
f
Firmly tighten the cable gland after assembling
the plug connector.
Inspection and service
Regular inspection of the following is necessary to
ensure trouble-free long-term
operation:
f
Check for soiling.
f
Periodically check the products for damage.
f
If products are damaged or faulty, put them out of
operation immediately.
Possible combinations for plug
connectors
f
Male socket (SD) + female plug (BS)
f
Male plug (SS) + female socket (BD)
f
Coupling socket (KD) + female plug (BS)
Plug
Socket
BS
SD
BS
KD
SS
BD
BS.K
SD.K
BS.K
KD.K
SS.K
BD.K
Technical data
Designation
BS4
BD4
SD4
SS4
KD4
BS4K
BD4K
SD4K
SS4K
KD4K
BS7
BD7
SD7
SS7
KD7
BS7K
BD7K
SD7K
SS7K
KD7K
BS8
BD8
SD8
SS8
KD8
BS8K
BD8K
SD8K
SS8K
KD8K
BS12
BD12
SD12
SS12
KD12
BS12K
BD12K
SD12K
SS12K
KD12K
BS19
BD19
SD19
SS19
KD19
BS19K
BD19K
SD19K
SS19K
KD19K
Version
with earth
conductor
without earth
conductor
with earth
conductor
without earth
conductor
with earth
conductor
without earth
conductor
with earth
conductor
without earth
conductor
with earth
conductor
without earth
conductor
Number of pins
3 + PE
4
6 + PE
7
7 + PE
8
11 + PE
12
18 + PE
19
Conductor cross-section, max.
1 mm²
Cable diameter
6 … 8
8 … 10
10 … 12
12 … 14
14 … 18
Contact connection type
Soldered connection
Housing degree of protection
(inserted)
IP67
Rated current
6 A
Rated voltage
250 V
50 V
250 V
50 V
250 V
50 V
250 V
50 V
250 V
50 V
Rated impulse withstand voltage
4 kV
Contact resistance
5 mΩ
