Delta Series: Trip, Auxiliary and Supervision
Delta Series: Trip, Auxiliary and Supervision
The Delta relays provides a robust and reliable interface between protection and control system circuits. A more economical alternative to traditional auxiliary, trip and supervision relays, the Delta provides a compact, flexible and high performance solution while meeting relevant IEC standards.
A wide voltage range and standard hand reset flag reduces the number of model variations.
The Delta range is packaged in a size 2, 2U high case that may be flush panel, rack or rail mounted. A plug in terminal block is provided to allow panel pre-wiring. Where more than 4 contacts are required refer to the Alpha Range Technical Bulletin.
Products
Delta ARD4 Compact electro-mechanical auxiliary re…
- Self-reset and latching versions
- Less than 25ms operate time
- Four heavy duty contacts with magnetic blowouts
- Hand reset flag
- Surface or rail mount
- Flush panel or rack mount
- Made in Australia
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Delta TRD4 Compact electro-mechanical tripping rel…
- Self-reset and latching versions
- Less than 10 ms operate time
- Four heavy duty contacts with magnetic blowouts
- Hand reset flag
- Surface or rail mount
- Flush panel or rack mount
- Made in Australia
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Delta XRD Compact supervision relay
- High visibility electro-mechanical flag indication drops to indicate supervision alarm condition
- Supervision Healthy LED
- Three or four C/O alarm contacts
- Rated operate voltages available for 24, 30/32, 48, 110, 125, 220, 240 or 250 Volts
- DC nominal auxiliary supplies
- Panel, rack or rail mount options
- Compact size 2, 2U high case
- Plug-in terminal block
- M4 screw terminals
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Delta XRD-8 Trip Circuit Supervision Relay
- Trip circuit supervision for magnetic actuator circuit breakers
- Auxiliary supply supervision
- Green Supervision healthy LED
- Self-reset red Supervision Fail LED
- Two C/O alarm contacts
- Rated auxiliary voltages available for 24, 30/32, 48, 110, 125, 220, 240 or 250V dc
- Panel, rack or rail mount options
- Compact size 2, 2U high case
- Plug-in terminal block
- M4 screw terminals
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Delta-Flex
- Ideal for mounting Mors Smitt plug-in relays and Delta relays
- Specify components or a complete sub-rack system
- 2U high 19-inch rack or flush panel mounting
- M4 screw terminals suitable for ring lugs
- Integrated front panel covers
- Custom panel labelling
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