Operator`s manual

series 300 Transfer Switch Ordering Information
10
Extended Warranties for series 300 Transfer Switches (3ATS/3NTS/3ADTS)
Catalog No. Description
3EXW300 Three-Year Extended Warranty (Parts & Labor)
4EXW300 Four-Year Extended Warranty (Parts & Labor)
5EXW300 Five-Year Extended Warranty (Parts & Labor)
series 300 External Power Connections
Sizes UL-Listed Solderless Screw-Type Terminals
Notes:
1. All SerieS 300 switches are furnished with a solid neutral plate
(unless switched neutral configuration is specified) and
terminal lugs.
2. 200 and 230 amp rated switches for use with copper cable only.
Refer to paragraph 310.15 of the NEC for additional information.
3. Use wire rated 75
o
C minimum for all power connections.
Switch Rating
(Amps)
Ranges of AL-CU Wire Sizes
(Unless Specified Copper Only)
One #14 to 4/0 AWG
Two 1/0 AWG to 250 MCM
or One #4 AWG to 600 MCM
Two 2/0 AWG to 600 MCM
Four 1/0 to 600 MCM
Six 1/0 to 600 MCM
Twelve 3/0 to 600 MCM
30 - 230
2
260, 400
600
800, 1000, 1200
1600, 2000
2600, 3000
+
+
+
+
+
+
A
A
N
A
TS
3
600
N
+
+
C
TS
DTS
G
GX
Optional
Accessories
Open Type
Type 1
(Standard)
Type 3R
Non-Secure
2
Type 4
2
Non-Secure
Type 4X
2
Non-Secure
Type 12
2
Non-Secure
Type 3R Secure
Type 4 Secure
Type 4X Secure
Double Door
304 SS
Type 12 Secure
Double Door
Type 3RX
7,8
Secure Double
Door 304 SS
Automatic
Non-
Automatic
Product
Neutral
Code
Phase
Poles
Controller
Code
Enclosure
0
C
F
G
H
L
M
N
P
Q
R
GX
To order an ASCO series 300 Power Transfer Switch, complete the following catalog number:
3
Conventional
2 Position
Delayed
Transition
A
B
1
Solid
Neutral
Switched
Neutral
2 Poles
1
3 Poles
3
o
o
Amperes
Continuous
rating
30
2
, 70
2
, 104
2
,
150
5
, 200
4,5
,
230
2,4,5
, 260
2,5
,
400
2,5
, 600
5
,
800
5
, 1000
5
,
1200
5
, 1600
5
,
2000
5
, 2600
5
,
3000
5
A
3
B
3
C
D
E
F
H
J
K
L
M
N
Q
R
Voltage
Code
115
120
208
220
230
240
380
400
415
440
460
480
575
600
Notes: 1. Specify neutral code “C” for 260 and 400 amperes only for 3ATS/3NTS
2. Available 30-600 ampere size switches available
in non - secure type enclosures
3. 115-120 volt available 30-400 amps only. For other
voltages contact ASCO.
4. 200 and 230 amp rated switches for use with copper cable only.
5. Switch sizes 800 - 3000 ampere, and 150 - 400 ampere
3ADTS/3NDTS provided in secure type outdoor
enclosures when required.
6. Use 3R for 1200, 2000, 2600, and 3000
7. Type 304 stainless steel is standard. Suitable for indoor
or outdoor use where there may be caustic or alkali chemicals in use.
To provide an improved reduction in corrosion of salt and some
chemicals, optional type 316 stainless steel is recommended.
This is the preferred choice for marine environments.
8. Available on switches rated 1200, 2000, 2600, and 3000 amps.
9. When temperatures below 32
o
F can be experienced, special
precautions should be taken, such as the inclusion of strip heaters,
to prevent condensation and freezing of this condensation.
This is particularly important when environmental (Type 3R,4) are
ordered for installation outdoors.
10. Extra shelter protection should be considered for wind blown rain
and snow, since ventilated type 3R enclosures due not protect
against these conditions.
Notes:
1. Standard Warranty is (24) months, 2 years from date of shipment.
Extended warranty is in addition to the two years, for total of
3,4, or 5 years.
(zero)