Electronic transformers
Osram HTM 70/230 240V 20 70W mouse
442310 | Manufacturer: Osram | EAN: 4050300442310 | MPN: HTM-70
Halotronic electronic transformer for 12V low-voltage halogen lamps. Overload, overheating and short-circuit protection.
More info
Lamp wattage 20…70W
Line current 0.27A
Power factor λ 0.99
Operating frequency 52 kHz
Nominal output voltage 11.2 / 11.2V
Input voltage AC 230…240V
Mains frequency 50…60Hz
System wattage 74W
Input voltage range 207…264V
Max. ECG no. on circuit breaker 10A (B) 37
Max. ECG no. on circuit breaker 16A (B) 59
ECG efficiency 95%
Galvanic isolation primary/secondary 4 kV
Inrush current 0.3A
Length 108 mm
Width 52 mm
Mounting hole spacing, length -
Height 33 mm
Mounting hole spacing, width -
Cable cross-section, input side 2.5mm²
Cable cross-section, output side 2.5mm²
Wire preparation length, input side 12 / 7 mm
Wire preparation length, output side 12 / 7 mm
Ambient temperature range 0…+50 °C
Maximum temperature at tc test point 80 °C
Design / version Compact with cable clamp
Dimming method Trailing- or leading-edge phase control for inductive load dimmers
Overload protection Automatic reversible
Overheating protection Automatic reversible
Short-circuit protection Automatic reversible
Max. cable length to lamp/Led module 2.0m
Cable/wire types, input side NYM 3x1.5 / H05VV-F 3x0.75 / H05VV-F 3x1.0 / H05VV-F 3x1.5 / H05VV-F 2x0.75 / H05VV-F 2x1.5 / H05VVH2-F 2x0.75 / H05VVH2-F 2x1.5mm²
Cable/wire types, output side NYM 3x1.5 / H05VV-F 3x0.75 / H05VV-F 3x1.5 / H05VV-F 3x1.5 / H05VV-F 2x0.75 / H05VV-F 2x1.5 / H05VVH2-F 2x0.75mm²
Dimmable Yes
Dimming range 0…100%
No-load proof Yes
Suitable for fixtures with prot. class II
Approval marks – approval VDE / VDE-EMC / E1 approval / EAC
Standards Acc. to EN 61347/Acc. to EN 55015/Acc. to EN 61000-3-2/Acc. to EN 61547/Acc. to EN 61047
Type of protection IP20
Product benefits
- Dimmable on the leading edge (without HTN) and trailing edge
- Very low power loss thanks to high efficacy
- Strain relief suitable for different cable types (HTM)
- Suitable for space-critical installation thanks to compact functional design
- Extremely compact transformer for highly space-critical installation conditions (HTN)
- Protective operation throughout the entire partial-load range for long lamp life
Areas of application
- Effect and accent lighting
- Living rooms
- Object lighting
- Conference rooms
- Restaurants
- Recessed and surface-mounted furniture luminaires
- Shop lighting
- Event rooms
| Dimmable | Yes |
| Voltage - Volt (V) | 220 |
| Wattage - Watt (W) | 70 |
| International Protection Marking - (IPXX) | IP20 |
| Factory Box - pieces (pcs) | 10 |
