公司名称：上海伏威机电设备有限公司

Heating element PTC resistor - temperature limiting
Surface temperature 250W: max. +50°C (+122°F), 400W: max. +65°C (+149°F)
each except upper protective grille at +20°C (+68°F)
ambient temperature
Temperature safety cut-out to protect against overheatingin case of fan failure, automatic reset
Axial fan, ball bearing air flow, free flow
CSF 028: 45m3/h (230VAC), 54m3/h (120VAC)
service life 40,000h at +40°C (+104°F)
Connection 2-pole dual pressure clamp for rigid wire 2.5mm2,
stranded wire (with wire end ferrule) 1.5mm2
Casing plastic according to UL94 V-0, black
Mounting clip for 35mm DIN rail, EN 60715 or screw fixing (Ø 5.5mm),
clamping torque 2Nm max., washers have to be used
Fitting position vertical airflow (air outlet up), horizontal airflow
Dimensions models with clip fixing: 105 x 85 x 118mm,
models with screw flange fixing: 105 x 115 x 108mm
Weight 0.5kg
Operating/Storage temperature -40 to +70°C (-40 to +158°F)/-45 to +70°C (-49 to +158°F)
Operating/Storage humidity max. 90% RH (non-condensing)
Protection type/Protection class IP20 / II (double insulated)
Approvals VDE, UL File No. E150057
Art. No. clip fixing Art. No. screw flange fixing Operating voltage Heating capacity1 Inrush current max. Pre-fuse T (time-delay) Switch-off temperature2 Switch-on temperature2
02821.0-06 02821.0-08 230VAC, 50/60Hz 250W 9A 10A +15°C (+59°F) +5°C (+41°F)
02821.0-09 02821.0-11 230VAC, 50/60Hz 250W 9A 10A +25°C (+77°F) +15°C (+59°F)
02820.0-06 02820.0-08 230VAC, 50/60Hz 400W 15A 16A +15°C (+59°F) +5°C (+41°F)
02820.0-09 02820.0-11 230VAC, 50/60Hz 400W 15A 16A +25°C (+77°F) +15°C (+59°F)
02821.9-06 02821.9-08 120VAC, 50/60Hz 250W 6A 10A +15°C (+59°F) +5°C (+41°F)
02821.9-09 02821.9-11 120VAC, 50/60Hz 250W 6A 10A +25°C (+77°F) +15°C (+59°F)
02820.9-06 02820.9-08 120VAC, 50/60Hz 400W 9A 10A +15°C (+59°F) +5°C (+41°F)
02820.9-09 02820.9-11 120VAC, 50/60Hz 400W 9A 10A +25°C (+77°F) +15°C (+59°F)
1 at +20°C (+68°F) ambient temperature; 2 tolerance of ±5K