Discontinued as of August 31, 2011
NS Series (ACEA, ACBA, ACSA, ACKA)
Illuminated pushbutton,
Indicators, Non-illuminated
pushbutton, Selector,
Key selector switches
NS Series
FEATURES
1. Unique “Fine-mechanism” high
performance contact construction
realizes “fine-touch” comfortable
operation feel.
Covers wide range applications from
consumer devices to FA equipment.
2. LED illuminating unit has built-in
resistor and diode for controlling
current inside the LED bulb.
3. Splashproof type protective
construction (IP65).
4. Contacts made of cadmium-free
material. (Gold-clad contact)
5. UL and CSA certified.
Full lineup to meet varied market needs
Integrated 30 mm short body
Compliance with RoHS Directive
ORDERING INFORMATION
1. Illuminated pushbutton switches (LED illumination) and indicators (indicator lamps)
ACEA
Flange shapes
(With transparent button type)
2: 18 dia. projecting type
3: 18 square flat type
4: 18
×
24 flat type
(With mushroom button type)
0: 24 dia.
Protective construction
2: IP65
No. of poles and operating characteristics
0: Indicator (indicator lamp)
1: Single-pole (1 Form C) momentary
2: Double-pole (2 Form C) momentary
3: Single-pole (1 Form C) alternate
4: Double-pole (2 Form C) alternate
Contact material
0: Indicator (indicator lamp) (No contact)
2: Low-level circuit type (Gold-clad contact)
LED voltages and pushbutton colors
Pushbutton color
5 V DC
LED voltage
12 V AC/DC
24 V AC/DC
Red
1R
2R
3R
Orange
4J
5J
6J
Yellow
4Y
5Y
6Y
Color
Green
7G
8G
9G
Blue
7L
8L
9L
2
White (LED: opaque)
4X
5X
6X
Color cap types
Nil: Regular K: Mushroom button type
∗
There is no mushroom button type in the indicator (indicator lamp).
All Rights Reserved © COPYRIGHT Panasonic Electric Works Co., Ltd.
NS Series (ACEA, ACBA, ACSA, ACKA)
ACBA
Flange shapes
(With transparent button type)
2: 18 dia. projecting type
3: 18 square flat type
4: 18
×
24 flat type
(With mushroom button type)
0: 24 dia.
Protective construction
2: IP65
No. of poles and operating characteristics
5: Single-pole (1 Form C) momentary
6: Double-pole (2 Form C) momentary
7: Single-pole (1 Form C) Alternate
8: Double-pole (2 Form C) Alternate
Contact material
2: Low-level circuit type (Gold-clad contact)
Types of color caps
0: Transparent button
Pushbutton colors
Pushbutton color
Part No.
K: Mushroom button
Discontinued as of August 31, 2011
2. Pushbutton switches (non-illuminated types and transparent buttons However, the mushroom button type is not clear.)
2
2
Red
R
Orange
J
Yellow
Y
Green
G
Blue
L
White
X
Black
B
Note: Mushroom button type is not available in orange.
3. Selector switches
ACSA
Flange shapes
3: 18 square flat type
4: 18
×
24 flat type
5: 18 dia. flat type
Protective construction
2: IP65
Operation methods
1: 2-notch manual reset
3: 3-notch manual reset
No. of poles
6: 2 Form C
Contact material
4: Low-level circuit type (Gold-clad contact)
2
6
4
All Rights Reserved © COPYRIGHT Panasonic Electric Works Co., Ltd.
Discontinued as of August 31, 2011
NS Series (ACEA, ACBA, ACSA, ACKA)
ACKA
2
2
4
1
4. Key selector switches
Flange shapes
3: 18 square flat type
4: 18
×
24 flat type
5: 18 dia. flat type
Protective construction
2: IP65
Operation methods and key removal positions
11: 2-notch manual reset: OFF position
12: 2-notch manual reset: ON position
13: 2-notch manual reset: Both ON and OFF positions
21: 2-notch automatic reset: OFF position
37: 3-notch manual reset (Key can be removed at all 3 positions)
No. of poles
2: 2 Form C
Contact material
4: Low-level circuit type (Gold-clad contact)
Key type
1: Standard key
TYPES
1. Illuminated pushbutton switches (LED illumination)
18 dia. projecting type
Mounting
hole
18 square flat type
18
×
24 flat type
24 dia. mushroom button type
Splashproof type (IP65)
Form
No. of poles
Single pole
Double poles
Single pole
Double poles
Single pole
Double poles
Single pole
Double poles
Contact material
18 dia. projecting type
18 square flat type
16mm dia.
18
×
24 flat type
24 dia. mushroom button type
Momentary
Part No.
ACEA2212
❇
ACEA2222
❇
ACEA3212
❇
ACEA3222
❇
ACEA4212
❇
ACEA4222
❇
ACEA0212
❇K
ACEA0222
❇K
Alternate
Part No.
ACEA2232
❇
ACEA2242
❇
ACEA3232
❇
ACEA3242
❇
ACEA4232
❇
ACEA4242
❇
ACEA0232
❇K
ACEA0242
❇K
Low-level circuit type
(Gold-clad contact)
Notes) 1. The following combinations of numbers and letters are entered in the square and in the
❇
symbol to indicate the LED voltage and pushbutton color.
Color
Pushbutton color
5 V DC
12 V AC/DC
24 V AC/DC
Red
1R
2R
3R
Orange
4J
5J
6J
Yellow
4Y
5Y
6Y
Green
7G
8G
9G
Blue
7L
8L
9L
White
(Opaque LED)
4X
5X
6X
LED voltage
2. The white type has a colorless transparent cap.
All Rights Reserved © COPYRIGHT Panasonic Electric Works Co., Ltd.
NS Series (ACEA, ACBA, ACSA, ACKA)
2. Indicators (indicator lamps)
Discontinued as of August 31, 2011
18 dia. projecting type
Mounting
hole
16mm dia.
18 square flat type
Form
18
×
24 flat type
Splashproof type (IP65)
Part No.
ACEA2200
❇
ACEA3200
❇
ACEA4200
❇
Color
18 dia. projecting type
18 square flat type
18
×
24 flat type
Notes) 1. The following combinations of numbers and letters are entered in the square and in the
❇
symbol to indicate the LED voltage and pushbutton color.
Pushbutton color
5 V DC
12 V AC/DC
24 V AC/DC
White
(Opaque LED)
4X
5X
6X
Red
1R
2R
3R
Orange
4J
5J
6J
Yellow
4Y
5Y
6Y
Green
7G
8G
9G
Blue
7L
8L
9L
LED voltage
2. The white type has a colorless transparent cap.
3. Pushbutton switches (non-illuminated types and transparent buttons However, the mushroom button type is not clear.)
18 dia. projecting type
Mounting
hole
18 square flat type
18
×
24 flat type
24 dia. mushroom button type
Splashproof type (IP65)
Momentary
Alternate
Part No.
Part No.
ACBA22520❇
ACBA22620❇
ACBA32520❇
ACBA22720❇
ACBA22820❇
ACBA32720❇
ACBA32820❇
ACBA42720❇
ACBA42820❇
ACBA0272K❇
ACBA0282K❇
Black
B
Form
No. of poles
Single pole
Double poles
Single pole
Double poles
Single pole
Double poles
Single pole
Double poles
Red
R
Orange
J
Contact material
18 dia. projecting type
18 square flat type
16mm dia.
18 x 24 flat type
24 dia. Mushroom button
Low-level circuit type
(Gold-clad contact)
ACBA32620❇
ACBA42520❇
ACBA42620❇
ACBA0252K❇
ACBA0262K❇
Notes) 1. The following letter indicating the pushbutton color is entered in place of the
❇
symbol.
Pushbutton color
Part No.
Yellow
Y
Green
G
Blue
L
White
X
2. The white type has a colorless transparent cap.
3. The mushroom button type is not available in orange.
All Rights Reserved © COPYRIGHT Panasonic Electric Works Co., Ltd.
Discontinued as of August 31, 2011
NS Series (ACEA, ACBA, ACSA, ACKA)
4. Selector switches
18 square flat type
18
×
24 flat type
18 dia. flat type
1) 2-notch manual reset type
Mounting
hole
16mm dia.
Form
18 square flat type
18
×
24 flat type
18 dia. projecting type
No. of poles
Contact material
Low-level circuit type
(Gold-clad contact)
Splashproof type (IP65)
Part No.
ACSA32164
ACSA42164
ACSA52164
Double poles
2) 3-notch manual reset type
Mounting
hole
16mm dia.
Form
18 square flat type
18
×
24 flat type
18 dia. projecting type
Double poles
Low-level circuit type
(Gold-clad contact)
No. of poles
Contact material
Splashproof type (IP65)
Part No.
ACSA32364
ACSA42364
ACSA52364
5. Key selector switches
18 square flat type
18
×
24 flat type
18 dia. flat type
1) 2-notch manual reset type
Splashproof type (IP65)
Mounting
hole
Form
No. of poles
Contact material
Key removed in
OFF position
Part No.
ACKA3211241
Key removed in
ON position
Part No.
ACKA3212241
ACKA4212241
ACKA5212241
Key removed in both
OFF and ON positions
Part No.
ACKA3213241
ACKA4213241
ACKA5213241
18 square flat type
16mm dia.
18
×
24 flat type
18 dia. flat type
Double poles
Low-level circuit type
(Gold-clad contact)
ACKA4211241
ACKA5211241
2) 2-notch automatic reset type
Splashproof type (IP65)
Mounting
hole
Form
No. of poles
Contact material
Key removed in OFF position
Part No.
16mm dia.
18 square flat type
18
×
24 flat type
18 dia. flat type
Double poles
Low-level circuit type
(Gold-clad contact)
ACKA3221241
ACKA4221241
ACKA5221241
3) 3-notch manual reset type
Splashproof type (IP65)
Mounting
hole
Form
No. of poles
Contact material
Key removed in all 3 positions
18 square flat type
18
×
24 flat type
18 dia. flat type
Part No.
ACKA3237241
ACKA4237241
ACKA5237241
16mm dia.
Double poles
Low-level circuit type
(Gold-clad contact)
All Rights Reserved © COPYRIGHT Panasonic Electric Works Co., Ltd.
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