Relay Units

For controlling switched loads such as curtains, non-dimmable luminaires and various non-lighting devices Helvar offers a full range of relay units.

4902 × 2.3 A Blinds Controller
  • Product family: Imagine, DIGIDIM
  • Blinds control
  • Mounting: DIN Rail
  • Number of channels: 2
  • Max load / channel (A): 2.3
Download datasheet
Features
  • Non-latching
  • Two independent control channels
  • Volt free contacts for switching up/down or power / direction motors
  • "Break before Make" operation to prevent motor damage
  • Programmable ‘blind travel time’
Connections
  • DALI
Technical
  • Power supply rating: 197 VAC – 264 VAC (absolute) 48 Hz – 62 Hz
  • DALI power consumption (mA): 2
  • Control circuit protection: 6 A Type C MCB
  • Dimensions: 88 mm × 58 mm × 90 mm
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49216 A Power Relay Unit
  • Product family: Imagine, DIGIDIM
  • Mounting: Independent use
  • Number of channels: 1
  • Max load / channel (A): 16
Download datasheet
Features
  • Latching
  • Allows control of switched loads
  • For integration in luminaires or electrical cabinets
  • High-inrush specification relay
  • Secure strain relief
Connections
  • DALI
Technical
  • DALI power consumption (mA): 2
  • Dimensions: 118 mm × 40 mm × 21.2 mm
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493Signal Relay Unit
  • Product family: Imagine, DIGIDIM
  • Mounting: Independent use
  • Number of channels: 1
Download datasheet
Features
  • Non-latching
  • Allows interfacing with other building control and management systems
  • For integration in luminaires or electrical cabinets
  • Low power switching capability
  • Secure strain relief
Connections
  • DALI
Technical
  • DALI power consumption (mA): 2
  • Dimensions: 118 mm × 40 mm × 21.2 mm
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4944 × 10 A Relay Unit
  • Product family: Imagine, DIGIDIM
  • Mounting: DIN Rail
  • Number of channels: 4
  • Max load / channel (A): 10
Download datasheet
Features
  • Non-latching
  • 4 Individually programmable relays, normally open and volt-free
  • Relays are internally isolated permitting separate phases to be controlled in one unit
  • Manual override
Connections
  • DALI
Technical
  • Power supply rating: 197 VAC – 264 VAC (absolute) 48 Hz – 62 Hz
  • DALI power consumption (mA): 2
  • Control circuit protection: 6 A Type C MCB
  • Dimensions: 88 mm × 90 mm × 58 mm
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4988 × 16 A Relay Unit
  • Product family: Imagine, DIGIDIM
  • Mounting: DIN Rail
  • Number of channels: 8
  • Max load / channel (A): 16
  • Universal power supply
Download datasheet
Features
  • Non-latching
  • 8 Individually programmable relays, normally open and volt-free
  • High-inrush specification relays
  • Wired Override input
  • Manual configuration via LED display and push buttons
Connections
  • DALI
  • S-DIM
  • DMX
  • Manual wired override input
Technical
  • Power supply rating: 85 VAC – 264 VAC (absolute) 45 Hz – 65 Hz
  • DALI power consumption (mA): 2
  • Control circuit protection: 6 A Type C MCB
  • Dimensions: 160 mm × 90 mm × 58 mm
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4998 × 20 A Latching Relay Unit
  • Product family: Imagine, DIGIDIM
  • Mounting: DIN Rail
  • Number of channels: 8
  • Max load / channel (A): 20
  • Universal power supply
Download datasheet
Features
  • Latching
  • 8 Individually programmable relays, latching, single-pole
  • High-inrush specification relays
  • Manual control switch per relay
  • Staggerd switch-on to reduce inrush current
Connections
  • DALI
  • S-DIM
  • DMX
  • Manual wired override input
Technical
  • Power supply rating: 85 VAC – 264 VAC (absolute) 45 Hz – 65 Hz
  • DALI power consumption (mA): 2
  • Control circuit protection: 6 A Type C MCB
  • Dimensions: 160 mm × 100 mm × 58 mm
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458/SW88 × 16 A Switching Module
  • Product family: Imagine, DIGIDIM
  • Mounting: Plugs into any 458 mechanical chassis
  • Number of channels: 8
  • Max load / channel (A): 16
  • Universal power supply
Download datasheet
Features
  • Non-latching
  • 8 Individually programmable relays, normally open and volt-free
  • High-inrush specification relays
  • Manual configuration via LED display and push buttons
  • Accepts options module 458/OPT4
Connections
  • DALI
  • S-DIM
  • DMX
  • Manual wired override input
Technical
  • Power supply rating: 85 VAC – 264 VAC (absolute) 45 Hz – 65 Hz
  • DALI power consumption (mA): 2
  • Control circuit protection: 6 A Type C MCB
  • Dimensions: 360 mm × 105 mm × 170 mm
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