1. Catalogue
  2. IME Measurement solutions
  3. Delta residual current relays
  4. Modular residual current relays
  5. DELTA D4-h with Led display
  6. IM-RDD421H0
  • Type A-filter residual current relay Delta D4-h for harmonic components
  • Type A-filter residual current relay Delta D4-h for harmonic components
  • Type A-filter residual current relay Delta D4-h for harmonic components
  • Type A-filter residual current relay Delta D4-h for harmonic components
  • Type A-filter residual current relay Delta D4-h for harmonic components
  • Type A-filter residual current relay Delta D4-h for harmonic components
Delta IME

Type A-filter residual current relay Delta D4-h for harmonic components

IM-RDD421H0 | 8032826137785
DELTA D4-h - Type A-filter residual current relay for harmonic components - manual or automatic reset - instantaneous value Idn on display (3 digit) - Connection: low voltage lines with transformers series Del-Dela - Dimension: 4 DIN modules - Output: 1 relay and RS485 - 20…150Vdc+48Vac
Technical Characteristics
Type of electric connection Screw connection
With detachable clamps Yes
Function For three-phase supply system
Supply voltage DC (Min-Max) 20-150 V
Rated operating frequency (Min-Max) 47-63 Hz
Response value amperage 1 (Min-Max) 30-30000 mA
Min. adjustable delay-on energization time 0 s
Max. permitted delay-on energization time 5 s
Indication of difference current Yes
Error registration possible No
Number of contacts as normally open contact 0
Number of contacts as change-over contact 0
Voltage type (operating voltage) AC/DC
Width 70 mm
Height 89 mm
Depth 65.6 mm
Documentation
3 documents
Instruction Use
LE12570AA_E | PDF (15.9 MB) | EN
Instruction Use
LE12570AA | PDF (5.5 MB)
Technical Sheet
NT897 | PDF (11.7 MB) | IT · EN
1 documents
Catalog Commercial Page
3226373 | PDF (16.9 MB) | EN