3CU3.5 Altech, 3CU3.5 Datasheet - Page 2

• Manufacturer Part Number: 3CU3.5
• Description: Circuit Breakers 3.5A MCB CCHARL 480Y/277VAC UL508
• Manufacturer: Altech
• Series: 3CUr

Specifications of 3CU3.5

• Product Type: Circuit Breakers
• Current Rating: 3.5 Amps
• Voltage Rating: 277 VoltsAC
• Trip Time: 0.1 s
• Mounting Style: DIN Rail
• Termination Style: Screw
• Features: Relatively long thermal trip delay and medium magnetic trip point
• Length: 91.5 mm
• Product: Thermal Magnetic Circuit Breakers
• Width: 52.5 mm
• Number Of Poles: 3 Poles
• Actuator Type: Handle
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Rated
Current
0.3A
0.5A
0.75A
0.8A
1.0A
1.6A
2.0A
2.5A
3.0A
3.5A
4.0A
5.0A
6.0A
8.0A
10A
12A
12.5A
13A
15A
16A
20A
25A
30A
32A
40A
50A
60A
63A
480Y/277VAC
0.3-60A (RC): 10kA with UL-listed
RK5 back-up fuse or MCCB
0.3-10A (RC): 10kA; 13-60A (RC): 5kA
no branch circuit protection required
0.3-63A (RC): 10kA
10000 ON/OFF operations
40°C (104°F)
5/1.4kg (3.1 lb.)
Top: 18-3 AWG; Bottom: 18-2 AWG
20 lb.in.
Altech Corp.
2CU03
2CU05
2CU075
NA
2CU1
2CU1.6
2CU2
2CU2.5
2CU3
2CU3.5
2CU4
2CU5
2CU6
2CU8
2CU10
NA
NA
2CU13
2CU15
2CU16
2CU20
2CU25
2CU30
2CU32
2CU40
2CU50
2CU60
2CU63
Cat. No.
Type/
TWO POLE
®
• 35 Royal Road • Flemington, NJ 08822-6000 • Phone [phone] • FAX [phone] • www.altechcorp.com
91.5 mm
(3.60 in.)
2C
35 mm (1.38 in.)
Approvals
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
*
*
*
*
480Y/277VAC
0.3-60A (RC): 10kA with UL-listed
RK5 back-up fuse or MCCB
0.3-10A (RC): 10kA; 13-60A (RC): 5kA
no branch circuit protection required
0.3-63A (RC): 10kA
10000 ON/OFF operations
40°C (104°F)
4/1.68kg (3.7 lb.)
Top: 18-3 AWG; Bottom: 18-2 AWG
20 lb.in.
3CU03
3CU05
3CU075
NA
3CU1
3CU1.6
3CU2
3CU2.5
3CU3
3CU3.5
3CU4
3CU5
3CU6
3CU8
3CU10
NA
NA
3CU13
3CU15
3CU16
3CU20
3CU25
3CU30
3CU32
3CU40
3CU50
3CU60
3CU63
Cat. No.
Type/
THREE POLE
3C
Approvals
91.5 mm
(3.60 in.)
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
U L
52.5 mm (2.07 in.)
*
*
*
*
“C” Magnetic Trip Parameters
Rated current 0.3A to 63A.
1. Hold for a minimum of 100ms at
2. Trip in under 100ms at 10 times rated
NB: Trip curves shown comply with North
American standards. For trip curves
according to European standards please
consult Altech.
Basic Dimensions (side view)
V-EA-C Trip
0.3A Through 10A Rated Current
V-EA-C Trip
13A Through 63A Rated Current
surge of 5 times rated current.
current.
4x10
4x10
4x10
4x10
10
10
10
10
10
10
0.4
0.4
1.13-1.45xI
1.13-1.45xI
60
40
10
10
60
40
10
10
-1
-2
-2
-3
-3
-1
-2
-2
-3
-3
4
1
4
1
4
1
4
1
1
1
70 mm (2.76 in.)
Multiple of Rated Current
Multiple of Rated Current
2
2
N
N
3 4
3 4
Thermal Overload
“Must Trip” < 1 hr = 145% RC
“Must Not Trip” > 1 hr = 113% RC
Thermal Overload
“Must Trip” < 1 hr = 145% RC
“Must Not Trip” > 1 hr = 113% RC
5
5
6 8
6 8
10
10
20
20
(1.38 in.)
35 mm
40
40
100
100
11