QB Electrical

100A 3P 3 Wire Heavy Duty-SIEMENS-HF363/HNF363

Siemens HF363 vs HNF363 - 60A/100A Safety Switches Comparison

Feature HF363 (Fused) HNF363 (Non-Fused)
Type 3PST Fusible 3P Non-Fusible
Current Rating 60A 100A
Voltage 600V AC 600V AC
HP Rating 50 HP @ 600V Not Specified (typically 30-60HP)
Fuse Support Class H, J, K, R None
Short Circuit Rating 200kA (with Class R/J fuses) Requires external protection
Enclosure NEMA 1 (Indoor) NEMA 1 (Indoor)
IP Rating IP20 Not Specified
Dimensions 17.5"H × 11.5"W × 8.4"D Similar to HF363 (exact not specified)
Wiring 3-Wire 3-Wire
Mechanism Quick-make/break, visible blade Quick-make/break, visible blade
Handle On/Off indication Standard
Mounting 3-hole surface mount Similar to HF363
Material Steel Steel
Standards UL Listed UL Listed
Typical Use Motor circuits, fused protection Motor disconnects, isolation

Key Differences Explained

  1. Fuse Protection:

    • HF363: Includes fuse protection (Class H/J/K/R) for overcurrent protection

    • HNF363: Disconnect-only function (requires external protection)

  2. Current Capacity:

    • HF363: 60A

    • HNF363: 100A (higher current rating)

  3. Horsepower Rating:

    • HF363 specifically lists 50HP @ 600V capability

    • HNF363 HP rating depends on application (typically 30-60HP for 100A)

  4. Short Circuit Protection:

    • HF363 offers 200kA protection with proper fuses

    • HNF363 relies on upstream devices for fault protection

SS-ID-600V-100A- HF363

$460.00

Shipping calculated at checkout.

  • 1000 In stock
Type:
Quantity

100A 3P 3 Wire Heavy Duty-SIEMENS-HF363/HNF363

$460.00

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