WMZS2B08 EATON CUTLER HAMMER, WMZS2B08 Datasheet - Page 14

• Manufacturer Part Number: WMZS2B08
• Description: CIRCUIT BREAKER, THERMAL MAG, 2P, 8A
• Manufacturer: EATON CUTLER HAMMER

Specifications of WMZS2B08

• No. Of Poles: 2
• Current Rating: 8A
• Voltage Rating Vdc: 125V
• Voltage Rating Vac: 277V
• Mounting Type: DIN Rail
• Tripping Characteristic: B
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

12
UL 1077 DIN Rail Supplementary Protectors
WMZS Circuit Breakers
TECHNICAL DATA
Technical Data
Electrical
Mechanical
eaton corporation UL 1077 DIN Rail Supplementary Protectors
Description
Contact Function
Rated Operational Voltage U
Voltage Range WMZSST110
Voltage Range WMZSST415
Closing Threshold [x U
Tripping Threshold [x U
Rated Frequency ƒ
General Use (UL / CSA)
AC—230/240 Vac
DC—110/120 Vdc
Pilot Duty
Conventional Free Air Thermal Current I
Rated Operational current
AC-13 I
AC-15 I
DC-13 I
Rated Insulation Voltage U
Minimum Operating Voltage per Contract U
Rated Impulse Withstand Voltage (1.2/50μ) U
Rated Conditional Short-Circuit Current with 6A Back-Up Fuse I
Max. Admissible Back-Up Fuse
Standard Front Dimension
Device Height
Mounting Width
Mounting
Degree of Protection
Enclosed
Terminal Protection
Terminals
Terminal Capacity
Solid
Flexible
Tightening Torque of Terminal Screws
e
e
e
n
]
n
]
i
n
th
min
imp
SC
WMZSAUX
WMZSAUXTRIP
1A + 1B
2 C/O
250 Vac
—
—
—
—
50/60 Hz
2 / 2A
0.5 / 0.5A
A600 / Q600
4A
3A (250 Vac)
2A (250 Vac)
0.5A (110 Vdc)
250 Vac
5 Vdc
2.5 kV
1 kA
4A gL
45 mm
80 mm
8.8 mm
On MCB
IP40
Protection Against
Electric Shock to IEC 536
Lift Terminals
0.5 – 2.5 mm
0.5 – 2.5 mm
0.8 – 1.0 Nm (7 – 9 lb-in)
2
2
WMZSST
—
—
—
12 – 110 Vac
12 – 60 Vdc
110 – 415 Vac
110 – 230 Vdc
—
—
50/60 Hz
—
—
—
—
—
—
—
—
—
—
—
—
45 mm
80 mm
17.6 mm
IEC/EN 60715 Top-Hat Rail
IP40
Protection Against
Electric Shock to IEC 536
Twin-Purpose Terminals
1 – 2.5 mm
1 – 2.5 mm
2.4 Nm (21 lb-in)
2
2
WMZSUVR
—
—
115 Vac — WMZSUVR115
230 Vac — WMZSUVR230
400 Vac — WMZSUVR400
—
—
0.8
0.5
50/60 Hz
—
—
—
—
—
—
—
—
—
—
—
—
45 mm
80 mm
17.8 mm
IEC/EN 60715 Top-Hat Rail
IP40
Protection Against
Electric Shock to IEC 536
Twin-Purpose Terminals
2 x (1 – 2.5) mm
2 x (1 – 2.5) mm
0.8 Nm (7 lb-in)
2
2