ABB |REX011 HESG323888R101 HESG448296| injection transformer block

SKU: REX011 HESG323888R101 HESG448296

Manufacturer: ABB
Product No.: REX011 HESG323888R101 HESG448296
Condition：In stock
Product Type: injection transformer block
Product Origin: USA
Payment:T/T, Western Union
Weight: 800g
Shipping port: Xiamen
Warranty: 12 months

Description

The ABB REX011 is an injection transformer block designed for use in generator protection systems. It works in conjunction with the REX010 injection unit to provide comprehensive stator and rotor earth fault protection, ensuring reliable operation and insulation supervision.

Features

Application: Stator and rotor earth fault protection
Compatibility: Requires REX010 injection unit
Continuous Supervision: Insulation level and earth fault resistance
Alarm/Tripping Values: Configurable in kΩ

Technical Specifications

Settings:
- Alarm Stage: 100 Ω to 25 kΩ (stator), 100 Ω to 20 kΩ (rotor)
- Delay: 0.2 s to 60 s
- Tripping Stage: 100 Ω to 25 kΩ (stator), 100 Ω to 20 kΩ (rotor)
- Reset Ratio: 110% for ≤10 kΩ, 120% for >10 kΩ (stator); 110% (rotor)
- Accuracy:
  - 0.1 kΩ to 10 kΩ: <±10%
  - 0 to 100 Ω, 10 kΩ to 25 kΩ: <±20% (stator); 0 to 100 Ω, 10 kΩ to 25 kΩ: <±20% (rotor)
- Starting Time: 1.5 s
Functional Requirements:
- Stator Earthing Current: Max. I0 <20 A (recommended I0 = 5A)
- Stator Earthing Capacity: 0.5 µF to 6 µF
- Rotor Earthing Capacity: 200 nF to 1 µF
- Time Constant τ: RER × C = 3...10 ms

Order and Warranty Information

Terms of Purchase and Returns

Detailed guidelines on minimum order quantity, delivery times, payment options, warranty, and return policies.

We gladly accept bulk orders, with a minimum order quantity of just one unit.

Upon request, we can provide all necessary documents, including Certificates of Origin/Conformance and other required export paperwork.

We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% payable before shipment. For RMB transfers, please contact us if you have an agent in China.

All new and original items come with a standard one-year warranty. For extended warranty options, feel free to contact us for pricing details.

We prioritize your satisfaction. If you need to return an item, it must be done within 30 days of purchase. The product must be unused, unopened, and in its original packaging, including all accessories. Refunds will be processed within 5-7 business days of receiving the return. Please note, shipping and handling charges are non-refundable.

Check now

Product comparison

Current