GB/T 8349 IP54 QLFM Isolated Phase Medium Voltage Busway
QLFM isolated phase busway , IP54
QLFM Isolated phase enclosed bus duct is a kind of high-current transmission device which is extensively applied in generator main lead-out wire loop and power station Service/auxiliary Transformers.
The Isolated phase enclosed busway is a large-current transmission device widely used in 50MW and above generator lead- out circuits and factory branch circuits.
| Standards | IEC364-5-54/GB/T8349-2000/JB/T9639-1999 | ||||
| Ambient | ℃ | ||||
| Relative humidity | Daily averages ≤ 95%. Monthly average ≤ 90% | ||||
| IP | IP40, IP54 | ||||
| Rated voltage | kV | 3.15 | 6.3 | 10.5 | 35 |
| Max operating voltage | kV | 3.6 | 7.2 | 12 | 40.5 |
| Insulation level | kV | 25/40 | 32/60 | 42/75 | 100/185 |
| Rated frequency | Hz | 50(60) | |||
| Rated operating current | Dimension (W×H)(mm×mm) | ||||
| 1000-3000 | A | I 750×400 II 850×350 | I 900×560 II 1060×460 | I 900×560 II 1060×460 | I 1500×920 II 1800×880 |
| 3500 | A | I 750×440 II 850×480 | I 900×560 II 1060×460 | I 900×560 II 1060×460 | |
| 4000 | A | I 750×440 II 850×480 | I 900×560 II 1060×460 | I 900×560 II 1060×460 | |
| 4500 | A | I 750×440 | I 1000×560 | I 1000×560 | |
| 5000 | A | I 1350×500 | I 1500×600 | I 1500×600 | |
| 6300-6800 | A | I 1350×500 | I 1500×600 | I 1500×600 | |
Q: Are your manufacturer or trading company?
A: Wetown Group is a leading and professional manufacturer of electrical devices for 40 years.
Q: Why the company name of your alibaba page shows another company, instead of wetown electric group?
A: Our comapny's director prefers to offline electric exhibitions. So our company Wetown is not a VIP seller membership on Alibaba, and I have to rent a sub account from other company to promote our products. That's why the company names differ.
Q: What is your payment term?
A: Our usual payment is 30%TT in advance ,70%TT before shipment (the bill of landing). For small quantity, we also accept Paypal, Western Union and other ways can also be done after discussion.
Q: Could I buy sample first or small order and is the sample fee refundable?
A: Of course. We accept sample and small order especially for new customs and of course the sample fee will be refundable when order confirmed.
Q: When can delivery from ordering?
A: The delivery time depend on the quantity you ordered, generally about 15-45 days after deposit of payment.
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