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Siemens Fuse Kit: UL Fuse Class T, 600V AC - Fuse Kits
SiemensFuse Kits

Siemens Fuse Kit: UL Fuse Class T, 600V AC

Siemens Fuse Kits.

SKU 3G-OTH-24957

Brand
Siemens
Item
Fuse Kit: UL Fuse Class T, 600V AC
Category
Fuse Kits
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Siemens
Manufacturer Part Number
HT66A

Technical Documents

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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Siemens Fuse Kits.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the SIEMENS HT66A fuse kit used for?

The SIEMENS HT66A fuse kit is used to provide overcurrent protection in industrial disconnect switches rated up to 600 A. It accepts UL Class T fuses at 600 V AC, making it suitable for high-power electrical distribution panels, motor control centers, and heavy machinery in manufacturing and process industries.

What are the specifications of the SIEMENS HT66A fuse kit?

The SIEMENS HT66A fuse kit is designed for UL Class T fuses, rated 600 V AC, and fits disconnect switches with a 600 A size. It is manufactured by Siemens under part number HT66A. This kit ensures proper fuse mounting and electrical continuity in high-current industrial applications.

Where to buy the SIEMENS HT66A fuse kit worldwide?

3G Electric supplies the SIEMENS HT66A fuse kit worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time; we source genuine Siemens parts across 14 industrial departments.

How to select the correct fuse kit for a Siemens disconnect switch?

To select the correct fuse kit, match the kit's voltage and current rating to your disconnect switch. The SIEMENS HT66A is for 600 V AC, 600 A switches using UL Class T fuses. Verify your switch model and fuse class; consult the switch nameplate or Siemens documentation for compatibility.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens fuse kits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
SIEMENS Fuse Kit: UL Fuse Class R, 600V AC, For Disconnect Switch Size 400 A (MPN HR65A)
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SIEMENS Fuse Kit: UL Fuse Class R, 600V AC, For Disconnect Switch Size 400 A (MPN HR65A)
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SIEMENS Solar Safety Disconnect Switch: Fusible, 100 A, 600V AC, Indoor, Positive Polarity (MPN HF363PVPG)
Three-phase fusible disconnect switch rated 60 A and 600V AC for indoor use. Features positive polarity and UL 98B certification. Suitable for use in photovoltaic systems requiring a grounded disconnection means
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Three-phase fusible disconnect switch rated 60 A and 600V AC for indoor use. Features positive polarity and UL 98B certification. Suitable for use in photovoltaic systems requiring a grounded disconnection means
This Siemens fusible disconnect switch is rated 200 A at 600V AC, three-phase, for indoor use with positive polarity. It is UL 98B certified and suitable for isolating electrical circuits in commercial or industrial applications where a grounded safety disconnect is required
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This Siemens fusible disconnect switch is rated 200 A at 600V AC, three-phase, for indoor use with positive polarity. It is UL 98B certified and suitable for isolating electrical circuits in commercial or industrial applications where a grounded safety disconnect is required

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The Siemens HT26A fuse kit is designed for use with disconnect switches rated up to 600 A. It accepts UL Class T fuses at 240 V AC, providing overcurrent protection for branch circuits and feeder applications. The kit includes mounting hardware for installation in compatible Siemens disconnect switches
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UL Class R fuse rejection kit for converting 200 A disconnect switches to accept Class R fuses, preventing insertion of lower-rated fuses. Rated 600V AC. Suitable for industrial panelboards, motor control centers, and distribution equipment requiring Class R rejection
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UL Class R fuse rejection kit for converting 200 A disconnect switches to accept Class R fuses, preventing insertion of lower-rated fuses. Rated 600V AC. Suitable for industrial panelboards, motor control centers, and distribution equipment requiring Class R rejection
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The Siemens HR63 is a UL Class R fuse rejection kit rated for 600V AC. It is designed for use with disconnect switches sized at 100 A. The kit adapts Class H fuse holders to accept only Class R fuses, preventing insertion of non-rejection fuses. Suitable for industrial power distribution panels and motor control centers
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UL Class R fuse rejection kit for upgrading Class H fuse holders to accept only rejection-type fuses. Rated 600V AC, designed for disconnect switches sized 30 A. Prevents insertion of non-rejection fuses, enhancing safety in industrial power distribution and motor control applications
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SIEMENS Fuse Kit: UL Fuse Class T, 600V AC, For Disconnect Switch Size 400 A (MPN HT65A)
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SIEMENS Fuse Kit: UL Fuse Class T, 600V AC, For Disconnect Switch Size 400 A (MPN HT65A)
SIEMENS Fuse Kit: UL Fuse Class R, 600V AC, For Disconnect Switch Size 600 A (MPN HR66A)
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SIEMENS Fuse Kit: UL Fuse Class R, 600V AC, For Disconnect Switch Size 600 A (MPN HR66A)