Auxiliary Switch Alarm Switch
a
a contact b
b contact
a
a contact b
b contact
11/AXc-14/AXa 11/AXc-12/AXb
91/ALc-
94/ALa
91/ALc-
92/ALb
21/AXc-24/AXa 21/AXc-22/AXb
Shunt Trip
power source
C1-C2
Undervoltage Trip
power source
D1-D2
Operation Operation effort
S100-NN
S125-NN
(OFF) (ON) 22N
(OFF) (ON) 25N
(ON) (OFF) 28N
TRIP (OFF) 68N
S160-NN
S225-NN
S250-NN
(ON) (OFF) 36N
TRIP (OFF) 76N
z z Safety Notices
Be sure to read these Instructions and other documents accompanying the product
thoroughly before mounting, using, servicing, or inspecting the product. In these Instructions,
safety notices are divided into "Warning" and "Caution" according to the hazard level:
: A warning notice with this symbol indicates that neglecting the suggested
procedure or practice could result in lethal or serious personal injury.
: A caution notice with this symbol indicates that neglecting the suggested
procedure or practice could result in moderate or slight personal injury and/or property
damage.
Note that failing to observe notices could result in serious results in some cases.
Because safety notices contain important information, be sure to read and observe them.
OFF
Other Precautions
Do not carry this product by accessory leads, as this may cause damage to the
product.
Unauthorised opening of the switch disconnector cover will invalidate product
warranty.
For product installation, please ensure that adequately rated conductors are selected.
Failure to use conductors with adequate cross sectional area may result in the
conductor overheating.
Mounting Precautions
(For detailed mounting dimensions, refer to the TemBreak2 catalogue.)
Electrical work should only be undertaken by suitably qualified persons.
Do not place the product in an area that is subject to high temperature, high humidity,
excessive dusty air, corrosive gas, strong vibration and shock, or other unusual
conditions. Mounting in such areas could cause a fire or malfunction.
Be careful to prevent foreign objects (debris, concrete powder, iron powder, etc.) and
rainwater from entering product. These materials inside the product could cause a fire
or malfunction.
Prior to commencing any work on the product, open an upstream circuit breaker or isolator
to ensure that no voltage is applied to the product. Otherwise, electrical shock may result.
When connecting cable or busbar to the product, tighten terminal screws to the torque
specified in this manual. Otherwise, a fire could result.
Caution
Maintenance Precautions
Service and/or inspection of the product must be done by persons having expert
knowledge.
Before service or inspection of this product, please ensure that no voltage is
present on the switch disconnector supply side. Any device upstream of this
breaker should be suitably isolated otherwise electric shock may result.
Regularly check that the switch disconnector terminal screws are tightened to
torque values shown within this manual, failure to do so may result in fire.
Caution
The Manufacturer assumes no responsibility for damages resulting from non-application
or incorrect application of the instructions provided herein.
547 0002 7
–
2
–
10
06(6791)9320
06(6791)9274
www.terasaki.co.jp
E-mail
2G0400SAB(KRB-0376b)
7-2-10 Kamihigashi, Hiranoku, Osaka
547-0002, Japan
TEL: 81-6-6791-9323/ FAX: 81-6-6791-9274
URL www.terasaki.co.jp
E-mail
Instruction Manual for
Switch Disconnector
Types
S100-NN S125-NN S160-NN
S225-NN S250-NN
The Switch Disconnector is not a molded
case circuit breaker.Therefore this product
does not provide protection against short
circuit and overcurrent.Please use the
product as a switch disconnector.
Please retain this manual for future
reference.
xPackaged Items/Assembly tools
Connections/Poles
,Qty ,Qty
Front
Connected
(FC)
2P4
3P66
4P88
2P2
3P22
4P44
Rear
Connected
(RC)
2P4
3P66
4P88
2P2
3P22
4P44
(PMB)
Plug-in
Connected
2P2
3P22
4P44
Flush Plate
(F.P)
Where
Applicable
2P4
3P44
4P44
2P
3P
4P
2
22
44
(M8 16)(M8 20)
(M4 55)(M4 55)
(M8 25)(M8 25)
(M4 55)(M4 55)
(M4 80)(M4 80)
(M5 16)(M5 16)
(M4 70)(M4 70)