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Kurzschlußschutzeinrichtung für MDR 3 / Protection against short-circuit for MDR 3 / Protección
contra corto circuito para MDR 3 / Protection contre court-circuit pour MDR 3 / Protezione contro
corto circuito per MDR 3 Iq ≤50kA
Type / Tipo Koordination Type “1” Koordination Type “2”
Co-ordination Type “1” Co-ordination Type “2”
Coordinación Tipo “1” Coordinación Tipo “2”
Coordination Type “1” Coordination Type “2”
Coordinamento Tipo “1” Coordinamento Tipo “2”
Überstromrelais max. Sich. gl oder LS-Schalter (400 V)
Overload relais max. Fuse (slow) or McB (400 V)
Relé térmico max. Fusible (retardado) o Automatico (400 V)
Relais disjoncteur max. Fusible (retardé) ou Disjoncteur Automatiques (400 V)
Relé termico max. Fusible (ritardarto) o Interruptore modulare (400 V)
400 V 690 V 400 V 690 V
SK-R3/1,0 80 A 63 A 6 A 4 A
SK-R3/1,6 80 A 63 A 10 A 6 A
SK-R3/2,5 80 A 63 A 20 A 10 A
SK-R3/4,0 80 A 63 A 35 A 20 A
SK-R3 (H)6.3 . 24 80 A 63 A 35 A 35 A
SK-R3 (H)/SK-R3(H-S) 80 A 63 A 35 A 35 A
Motornennstrom am Excenter des SK-R3 Überstromrelais
wie abgebildet einstellen.
Use dial to adjust the overload relay SK-R3 to the rated
motor current as shown
Usar la excêntrica para ajustar el relé têrrnico SK-R3 a la
corriente nominal del motor como en la pictografia
Dêplacé l'excentrique du thermique SK-R3 a la valeur du
courant nominal du moteur comme indiqué
Torare la corrente nominale del motore sul relais termico
SK-R3 agendo sull'eccentrico come indicato
Horsepower Ratings und Short Cimuit Proteejan acc. to UL 508 Max. Operating pressure*
Conrad Block 110 - 120 V 220 - 240 V 440 - 480 V 550 - 600 V Short Circuit Protection MDR 3 / 6 90 psi / 600 kPa
Type 1-ph 3-ph 1-ph 3-ph 1-ph 3-ph 1-ph 3-ph max. V max. Fuse MDR 3 /11 160 psi 11100 kPa
SK-R3/1 - - - - - ½ - ½ 600 15 A
MDR 3 / 16 230 psi / 1600 kPa
SK-R3/1,6 - - 1/10 ⅓- ¾ - 1 600 15 A MDR 3 / 25 360 psi 12500 kPa
Sk-R3/2 - -
1/6½ ½ 1 ½ 1½ 600 15 A MDR 3 / 35 510 psi / 3500 kPa
Sk-R3/4 ⅛½ ⅓1 1 2 1½ 3 600 15 A * see pressure diagrams
SK-R3/6,3 ¼ ¾ ½ 1½ 2 3 2 5 600 25 A
Sk-R3/10 ½ 1 1½ 3 3 5 3 7½ 600 40 A
SK-R3/16 1 2 2 5 5 10 7½ 10 600 60 A
SK-R3/20 1½ 3 3 - - - 10 - 600 80 A
SK-R3/24 2 - - 7½ 7½ - 10 - 600 100 A
SK-R3H16 1 2 2 5 5 10 7½ 10 600 60 A
SK-R3H/20 1½ 3 3 - - - 10 15 600 80 A
SK-R3H/24 2 - - 7½ 7½ 15 10 20 600 100 A
SK-R3/30/2 2 - 5 - - - - - 240 110 A
1. Suitable for use an a circuit capable of delivering not more than 5 kA rms symmetrical Amperes, 600 Volts
maximum ( 240 Volts for SK-R3/30/2 ) when protected by nontime delay fuses as noted in the table
above.
2. Suitable for group fusing of 5 kA rms symmetrical Amperes 600 V, 3-ph maximum ( SK-R3/30/2 240V. 1-
ph max. ) when protected by time delay fuses rated max. 100 A.
3. Use 75° copper wire AWG 10 -AWG 14
3. AC Motor Load
5. Break all lines
6. Trip current is 125% of dial setting
30.310.93.001 02.11.2005
Condor Pressure Control GmbH
Warendorfer Straße 47 – 51
D-59320 Ennigerloh Telefon: +49 (0) 25 87 / 89 – 0
Telefax: +49 (0) 25 87 / 89 - 140 info@condor-cpc.com
www.condor-cpc.com
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