Pfannenberg 17103000003 FLZ 510 – Enclosure Thermostat, -20 to +40 °C, Changeover Contact
The Pfannenberg 17103000003 is an FLZ 510 enclosure thermostat that controls the internal temperature of electrical cabinets. It has a changeover contact, so it can switch either a cabinet heater (N.C. side) or a Filterfan® / cooling unit (N.O. side).
This version has a low setting range of -20 to +40 °C, which suits cabinets in cold environments or outdoor installations where frost and condensation protection matter. It snaps onto a standard 35 mm DIN rail without tools.
What the Part Number Means
- 17103000003 – Pfannenberg article number: FLZ 510 thermostat, changeover contact, setting range -20 to +40 °C
- FLZ 510 – Pfannenberg thermostat for cabinet climate control, changeover version
- Last digit “3” – the -20 to +40 °C setting range (the other FLZ 510 versions are 0 to +60 °C and +20 to +80 °C)
Key Features
- Changeover contact: controls heaters or fans
- Low setting range: -20 to +40 °C, for cold environments
- Tool-free mounting: snaps onto a 35 mm DIN rail (EN 60715)
- Wiring: screw terminals for 0.5–2.5 mm² conductors
- Compact housing: light grey (RAL 7035)
- Compatibility: works with Pfannenberg Filterfans®, cabinet heaters and cooling units
Key Specifications (Pfannenberg FLZ 510, 17103000003)
Electrical Data
- Contact type: changeover (spring contact)
- Switching capacity, N.C. contact: 100–250 V AC, 10 (2) A
- Switching capacity, N.O. contact: 100–250 V AC, 5 (2) A
- Switching capacity, DC: max. 30 W
- Inductive load: the values in brackets apply to inductive loads at cos φ = 0.6
- Connection: screw terminals, 0.5–2.5 mm²
Thermal Data
- Setting range: -20 to +40 °C
- Operating temperature: -40 to +80 °C
Mechanical Data
- Mounting: snap fastening on 35 mm DIN rail to EN 60715
- Colour: RAL 7035 (light grey)
- Dimensions: 37 × 59.5 × 47.5 mm
Typical Applications
- Frost and condensation protection in outdoor or unheated cabinets
- Switching cabinet heaters at low ambient temperatures
- Switching Filterfans® or cooling units when the cabinet warms up
- Replacement thermostat for existing Pfannenberg climate control systems
Buy the Pfannenberg 17103000003 from Atlantech Drives
Atlantech Drives supplies the Pfannenberg 17103000003 FLZ 510 thermostat with fast worldwide shipping and a 12-month warranty. Our experienced sales team can also quote Pfannenberg cabinet heaters, Filterfans®, cooling units and signalling devices. Request a quote today for price and availability.
More Pfannenberg Products
- Pfannenberg FLZ 530 Twin Thermostat (Heater + Fan)
- Pfannenberg FLH 400 Fan Heater 400W 230V AC
- Pfannenberg FLZ 610 Mechanical Hygrostat for Humidity Control
- All Pfannenberg products
Manufacturer website: Pfannenberg
Keyword Synonyms
- 17103000003 / FLZ 510 / FLZ510/2040 / 171 030 000 03
- Pfannenberg FLZ 510 thermostat -20 to +40 °C
- Pfannenberg enclosure thermostat changeover, low temperature range
- Pfannenberg cabinet thermostat for heater and fan
- Pfannenberg DIN rail control cabinet thermostat
- Pfannenberg FLZ changeover enclosure thermostat 100/250 V AC
- Pfannenberg Thermostat FLZ 510 / Schaltschrank-Thermostat 17103000003
