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ø16mm - LB Series Switches & Pilot Devices
506 www.IDEC.com 1705151131
LB Flush Mount & 16mm Miniature Switches & Pilot Lights
Flush bezel projects only 2mm from front of panel. Standard bezel has a depth of
only 27.9mm! Removable contact blocks are ideal for single board mounting.
Key Features
• Pushbuttons, lever switches, selector switches, and key selector
switches with up to 3PDT contacts.
• Key selectors with keys that are difcult to duplicate. Seven
different key numbers to choose from.
• Pilot lights with at or dome lenses.
• Buzzers with 80dB steady sound.
• Black or metallic ush bezels available.
• Bright and clear LED illuminated face.
• Choice of either gold-clad or silver contacts.
• Degree of protection: IP65 (from the front of the panel).
Applicable Standards Mark File No. or Organization
UL508 UL Recognition No.E55996
CSA 22.2 No.14 CSA File No. LR 21451
EN60947-5-1
TÜV Rheinland
EU Low Voltage Directive
GB14048.5
Specications
Operating Temperature –25 to +60°C (no freezing), Illuminated units: –25 to +55°C
Storage Temperature –30 to +80°C (no freezing)
Operating Humidity 45 to 85% RH (no condensation)
Contact Resistance 50 mW maximum (initial value)
Insulation Resistance 100 MW minimum (500V DC megger)
Dielectric
Strength
Switch Bet ween live part and ground: 2,000V AC, 1 min.
Bet ween terminals of different poles: 2,000V AC, 1 min.
Bet ween terminals of the same poles: 1,000V AC, 1 min.
Illumination Bet ween live part and ground: 2,000V AC, 1 min.
Vibration Resistance Operating extremes/Damage limits:
5 to 55 Hz, amplitude 0.5mm
Shock Resistance Operating extremes: 100 m/s2
Damage limits: 1,000 m/s2
Mechanical Life
(minimum operations)
Momentary: 2,000,000
Maintained: 250,000
Selector switches: 250,000
Key selector switches: 250,000
Electrical Life
(minimum operations)
Momentary: 50,000 / 100,000 1
Maintained: 50,000 / 100,000 2
Selector switches: 50,000 / 100,000 2
Key selector switches: 50,000 / 100,000 2
Degree of Protection IP65 (IEC 60529)
Terminal Style Solder/tab terminal #110, PC board terminal
Bezel Black plastic or metallic
Weight (approx.)
11g (lever switch)
13g (pilot light, pushbutton)
14g (illuminated pushbutton, pushbutton with guard, buzzer)
15g (selector switch, illuminated pushbutton with guard)
27g (key selector switch)
1. Switching frequency 1,800 operations/h.
2. Switching frequency 1,200 operations/h.
Contact Ratings
Gold Contact (switch base color: blue)
Rated Insulation Voltage 250V
Rated Thermal Current 3A
Rated Operating Voltage 30V DC 125V AC
Rated Operating Current (resistive load) 0.1A 0.1A
Contact Material Gold-clad silver
Minimum applicable load (reference value): 5V AC/DC, 1 mA
Silver Contact (switch base color: gray)
Rated Insulation Voltage 250V
Rated Operating Voltage 30V 125V 250V
Rated Operating
Current
AC
50/60Hz
Resistive load —5A 5A
Inductive load —3A 1.5A
DC Resistive load 5A 1.1A —
Inductive load 2.5A 0.55A —
AC
50/60Hz
Resistive load —5A 3A
Inductive load —3A 1.5A
DC Resistive load 3A 0.6A —
Inductive load 1A 0.22A —
Rated Thermal Current 5A
Contact Material Silver
AC inductive load: PF=0.6 to 0.7 DC inductive load: L/R=7 ms max.
LED Ratings
Rated Voltage 5V DC 12V AC/DC 24V AC/DC
Voltage Range 5V DC±5% 12V AC/DC±10% 24V AC/DC ±10%
LED Part No. LB9Z-LED5➁LB9Z-LED1➁LB9Z-LED2➁
Rated Current A, R: 22 mA G, PW, S: 16 mA
Voltage Rating Marked on the side of the LED unit
LED Life
(reference value) Approx. 30,000 hours
(until the brightness reduces to 50% of the initial value)
Internal
Circuit
A, PW, R A, PW, R
X2
(–)
X1
(+)
G, S G, S
X1
(+)
X2
(–)
Zener Diode
Resistor
Protection Diode
LED Chip
1. For ➁ (color code): A (amber), G (green), PW (white), R (red), S (blue)
2. Use the white LED for yellow illumination.
3. LED lamp contains a current-limiting resistor.