Page 308 - Ferraz semiconductor DIN

Semiconductor fuses
Semiconductor (AC) fuses

®
Protistor Square-body Fuses
PSC - LR (large rectifer)
Microswitches for other Square-body Protistor ®

Microswitch system
for round and square-body fuses
(except PSC line)

- REMOTE SIGNALING SYSTEMS FOR FITTING ON
FERRAZ SHAWMUT FUSES EQUIPPED WITH MICROSWITCH SUPPORT:
all square-body sizes 44 / 8X / 9X / 12X / 17X / 30X and 60X

- PERMANENT INDICATION OF FUSE STATE
• CONDUCTIVE
• BLOWN

- MANUAL RESETTING

- STANDARD AND LOW ELECTRICAL LEVEL WITH DIFFERENT INSULATION LEVELS

- VAPOR AND WATERTIGHT MODEL FOR USE IN CORROSIVE ATMOSPHERE

Main Characteristics

AC or DC AC voltage Impulse Interrupting rating
Insulation withstand voltage test Positive Current
Type Designation voltage Uimp1,2/50 operating Non-inductive Inductive circuit :
rating test µs min.voltage rating Current circuit L/R = 25ms
Ui (V) ( ) ( ) /min.current 30V 110V 250V 30V 110V 250V
* **
MC3E 1-5N 1250V 15 kV 20 kV 20 V 50/60 Hz 10 A 10 A 7 A 6 A
Standard 5 A
MCR3E 1-5N 2200 20 kV 30 kV 50 mA DC 5 A 0.5 A 1,6 A 0,3 A
MC3E 1-5NBS
1250 V 15 kV 20 kV
MC3E 1-9NBS 50/60 Hz 3 A 3 A 3 A 2 A 1 A 1 A
MCR3E 1-5NBS 20 kV (1) 10 V
Low level 2200 V 30 kV 3 A
MCR3E 1-9NBS 23 kV (2) 10 mA
DC 3 A 0.5 A 0,25A 3 A 0,2 A 0.1 A
MC2R3E 1-5NBS 24 kV (1)
6000 V 26 kV (2) 40 kV
MC2R3E 1-9NBS 32 kV (3)
MC3E 1-5NET 1250 V 11 kV 16 kV
Watertight 10 V 50 Hz 3 A 3 A 1 A 1 A
MCR3E 1-5NET 2200 V 20 kV (1) 30 kV 3 A
IP 50 10 mA
MC2R3E 1-5NET 6000 V 24 kV (2) 40 kV DC 0.5 A 0,2 A
Catalog Numbering system: MC3E 1-5 single pole microswitch - MC3E 1-9 double pole microswitch - MCR, MC2R reinforced insulation
microswitch.
* Between power circuit and microswitch terminals as per IEC 60 and 694 and NFC 64010 (50/60 Hz 1 min duration in dry air).
** Between power circuit and microswitch terminals Uimp: impulse voltage according to IEC 947-1.
*** Between power circuit and microswitch terminals
(1) fitting sizes 44 - 70 - 71 - 72 - 73 - 83 - 84 fuses.
(2) fitting sizes 91 - 92 - 93 - 94 -120 - 121 - 122 - 123 - 124 fuses.
(3) fitting sizes 171 - 172 - 173 - 174 - 300 - 302 - 600 - 602 fuses.

SCAC162 12/04