Cut Sheet

Volume 7—Logic Control, Operator Interface and Connectivity Solutions CA08100008E—June 2015 www.eaton.com V7-T1-289
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1.9
Pushbuttons and Indicating Lights
30.5 mm Corrosion Resistant Watertight/Oiltight—E34
Technical Data and Specifications
Mechanical Ratings
General Specifications
Description Specification
Frequency of Operation
All pushbuttons 6000 operations/hr.
Key and lever selector switches 3000 operations/hr.
Auto-latch devices 1200 operations/hr.
Life
Pushbuttons 10 x 10
6
operations
Contact blocks 10 x 10
6
operations
PresTest units 10 x 10
6
operations
Lever and key selector switches 0.25 x 10
6
operations
Twist to release pushbuttons 0.3 x 10
6
operations
Shock Resistance
Duration 210 ms
>
5g
Description Specification
Climate Conditions
Operating temperature 1° to 150°F (–17° to 66°C)
Storage temperature –40° to 176°F (–40° to 80°C)
Altitude 6,562 ft (2,000m)
Humidity Max. 95% RH at 60°C
Te r m i n a l s
Marking NC-NO on the contact block to meet the NEMA requirements. Dual marking system 1–2
for normally closed, 3–4 for normally open to meet BS5472 (Cenelec EN50 005).
Clamps Terminals are saddle clamp type for 1 x 22 AWG (0.34 mm
2
) to 2 x 14 AWG (2.5 mm
2
)
conductors
Torque 7 lb-in (0.8 Nm)
Degree of protection against direct electrical contact IP2X with fingerproof shroud
Light Units
Transformers Will withstand short-circuit for 1 hour per IEC 60947-5-1
Bulbs—average life:
Transformer type 20,000 hrs.
Resistor/direct voltage type 2500 hrs. minimum at rated V
LED 60,000 to 100,000 hrs.