Z-TRIP
ONE POLE
ONE POLE PLUS NEUTRAL
CHARACTERISTICS
Application Examples:
Semiconductors, components which
fail-short
(vs. fail-open),
and
components/devices with low surge-
current and short circuit withstand
capabilities. Relatively short thermal
delay and very low magnetic trip point.
Type Designation
1Z
2ZN
2
Z
N
U
30
—
—
—
—
—
Rated
Type/
Type/
Cat. No.
(a) (b) (c) (d) (e)
Current Cat. No.
Approvals
Approvals
(a) = Number of Poles
U
U
L
L
2ZNU03
2ZNU05
2ZNU075
NA
0.3A
0.5A
0.75A
1ZU03
1ZU05
1ZU075
NA
(b) = Trip Characteristic
(c) = Blank: without neutral pole
U
U
L
L
U
U
L
L
= N:
(d) = U:
= R:
with neutral pole
UL/CSA version
ring tongue terminals,
UL/CSA version
❶
0.8A
1.0A
1.6A
2.0A
2.5A
3.0A
3.5A
4.0A
5.0A
6.0A
8.0A
10A
U
L
U
2ZNU1
2ZNU1.6
2ZNU2
2ZNU2.5
2ZNU3
2ZNU3.5
2ZNU4
2ZNU5
2ZNU6
2ZNU8
2ZNU10
2ZNU12
2ZNU125
2ZNU13
2ZNU15
2ZNU16
2ZNU20
2ZNU25
2ZNU30
2ZNU32
NA
L
1ZU1
1ZU1.6
1ZU2
1ZU2.5
1ZU3
1ZU3.5
1ZU4
1ZU5
1ZU6
1ZU8
1ZU10
1ZU12
1ZU125
1ZU13
1ZU15
1ZU16
1ZU20
1ZU25
1ZU30
1ZU32
NA
U
U
L
L
U
U
L
L
U
U
L
L
U
U
L
= Blank: European version
L
U
U
L
L
(e) = Rated Current
U
U
L
L
U
U
L
L
U
U
L
L
U
U
L
L
U
U
L
L
Approvals:
U
U
L
❶
12A
L
U
U
L
12.5A
13A
L
U
U
L
L
U
U
L
L
❶
15A
16A
20A
25A
30A
32A
40A
50A
60A
63A
UL508 Listed
U
U
L
L
U
U
L
L
U
U
L
L
U
U
L
❶
❶
L
U
U
L
L
NA
NA
NA
NA
NA
NA
❶
Voltage Rating
277VAC
277VAC
Interrupting Capacity
(UL/CSA - Ratings)
0.3-32A (RC): 10kA with UL-listed
RK5 back-up fuse or MCCB
0.3-32A (RC): 10kA with UL-listed
RK5 back-up fuse or MCCB
Group Short Circuit
(UL/CSA - Ratings)
0.3-10A (RC): 10kA; 12-32A (RC): 5kA
no branch circuit protection required
0.3-10A (RC): 10kA; 12-32A (RC): 5kA
no branch circuit protection required
Interrupting Capacity (VDE - Ratings)
Mechanical Endurance
0.3-32A (RC): 10kA
0.3-32A (RC): 10kA
❶
❶
10000 ON/OFF operations
10000 ON/OFF operations
Calibration Temperature
40°C (104°F)
40°C (104°F)
Standard Pack and Weight
10/0.3A - 32A = 1.4kg (3.1 lb.)
40A - 63A = 1.6kg (3.5 lb.)
5/0.3A - 32A = 1.3kg (2.9 lb.)
40A - 63A = 1.45kg (3.2 lb.)
Terminal Size Acceptability
Terminal Torque
Top: 18-3 AWG; Bottom: 18-2 AWG
20 lb.in.
Top: 18-3 AWG; Bottom: 18-2 AWG
20 lb.in.
Basic Dimensions (Elevation View)
❶
Not European standard rating.
Please refer to page 21 for specific
applications.
DC rating (Manufacturer’s self certification):
One pole 48VDC, two pole series 125VDC
91.5 mm
(3.60 in.)
91.5 mm
(3.60 in.)
❶
❶
17.5 mm (0.69 in.)
35 mm (1.38 in.)
Altech Corp.® • 35 Royal Road • Flemington, NJ 08822-6000 • Phone (908)806-9400 • FAX (908)806-9490 • www.altechcorp.com
18
ALTECH [ ALTECH CORPORATION ]
