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Fuse Blocks

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Product Selection

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Fuse Blocks

Fuse Clip
Rating [A] 		Maximum
Voltage [V] 		No. of Poles Control Circuit Fuses Power Circuit Fuses
Class CC Class H Class J Class R Class C
(HRC Form II)
Cat. No. Cat. No. Cat. No. Cat. No. Cat. No.
30 250 1 — 1491-N121 — — —
2 1491-N122 —
3 1491-N125 1491-N125
600 1 — 1491-N161 — — —
2 1491-R162 — — — —
3 — 1491-N126 1491-N126 1491-R126 1491-E126
60 250 3 — 1491-N226 — 1491-R226 —
600 3 — 1491-N266 1491-N266 1491-R266 1491-E266
100 250…600 1 — ★  1491-N321 ★  1491-N321 — —
2 ‡  ‡  — —
3 1491-N333 1491-N333 1491-R333 1491-E333
200 250…600 1 — 1491-N421 1491-N421 — —
2 §  §  — —
3 1491-N433 1491-N433 1491-R433 1491-E433
400 250…600 1 — 1491-N521 1491-N521 1491-R521 1491-E521
2 ♣  ♣  — —
3 ∆  ∆  — —
600 250…600 1 — 1491-N621 1491-N621 1491-R621 —
2 ◆  — ∇ 
3 ♠ ♯  ♠ ♯  & ♯ 
  
★ These fuse blocks have porcelain bases.
‡ For 2-pole applications use two of Cat. No. 1491-N321.
§ For 2-pole applications use two of Cat. No. 1491-N421.
♣ For 2-pole applications use two of Cat. No. 1491-N521.
∆ For 3-pole applications use three of Cat. No. 1491-N521.
◆ For 2-pole applications use two of Cat. No. 1491-N621.
♠ For 3-pole applications use three of Cat. No. 1491-N621.
∇ For 2-pole applications use two of Cat. No. 1491-R621.
& For 3-pole applications use three of Cat. No. 1491-R621.
♯ Require lug kit, Cat. No. 1494R-N11, if crimped lugs are not used.