Datasheet

17
03.2009
02
Technical Data
Switching system
1 or 2 self-cleaning, snap-action switching elements.
1 or 2 double-throw contacts.
Material
Material of contact
Standard version:
Silver (U >20 V)
Special versions: (on request)
Gold/Silver 700 Au/300 Ag (U <50 V)
Silver/Palladium 700 Ag/300 Pd (U >20 V) for atmospheres
containing sulphur
Switch housing
Thermosetting material, heat-resistant
Indicator housing with reduced length
Polyamide
Mechanical characteristics
Terminals
Screw terminal (with self-lifting clip):
max. wire cross-section, 2 x 2.5 mm²
max. wire cross-section of stranded cable, 2 x 1.5 mm²
Plug-in terminal 2.8 x 0.8 mm:
max. wire cross-section of stranded cable, 1 mm² can also be used
as soldering terminal
max. wire cross-section, 2 x 1 mm²
max. wire cross-section of stranded cable: 2 x 0.75 mm²
Plug-in terminal 4.8 x 0.8 mm:
max. wire cross-section of stranded cable, 2.5 mm² can also be
used as soldering terminal
max. wire cross-section: 2 x 1mm²
max. wire cross-section of stranded cable, 2 x 0.75 mm²
Actuating force
6 N ... 12 N
Actuating travel
5 mm
Mechanical lifetime
Momentary action 2 million operations
Maintained action 1 million operations
Electrical characteristics
Standards
The switches comply with the "Standards for low-voltage switching
devices" EN IEC 61058-1
Rated insulation voltage
400 VAC/440 VDC, as per IEC 61058-1
Conventional free air thermal current
10 A
The maximum current in continuous operation and at ambient tem-
perature not exceeding the quoted maximum values.
Switch rating
400 VAC, 10 A, cosφ 0.95, as per IEC 61058-1
250 VAC, 10 A, as per UL
Electric strength
2500 VAC, 50 Hz, 1 min. between all terminals and earth, as per
IEC 61058-1
Environmental conditions
Storage temperature
-30 °C ... +85 °C
Service temperature
-25 °C ... +55 °C
For indicators and illuminated pushbuttons mounted as a block,
make sure the heat can escape freely.
Protection degree
Front side IP 40, IP 65 with spray cover, as per IEC 60529
Shock resistance
15 g for 11 ms, as per IEC 60068-2-27
Vibration resistance
10 g at 10-2000 Hz, amplitude 1.0 mm, as per IEC 60068-2-6
Approvals
Approbations
CB (IEC 61058-1/92)
CSA
ENEC (EN 61058-1/92)
Germanischer Lloyd
UL
VDE
Declaration of conformity
CE
>
Buzzer system
System
Electronic non-contacting buzzer
with IC oscillator
Material
Alarm buzzer case
Thermosetting material
Front cap
Polycarbonate (PC)
Front bezel
Polymethylacrylate
Mechanical characteristics
Terminals
Screw terminal
Electrical characteristics
Frequency (tone)
Approx. 2.8 kHz
Sound pressure
85 dB (A) ±8 dB at a distance of 0.1 m
Volume variable with a 1 MΩ potentiometer or corresponding fixed
resistor
Actuator with snap-action switching element
Buzzer