Cables for nuclear power plants
Description:
A cable, an overview:
Cable for nuclear power station Suitable for nuclear reactor safety inside and outside shell (K2) and nuclear reactor containment vessel (K3) and instrumentation, computer and data processing system. (executive standard: the product according to IEEE383 and RCC-E standard).
Two, product use:
Cable for nuclear power station Applicable to the nuclear power plant and the flame retardant has special requirements in place of rated voltage 0.6/1kV.
Three, cable characteristics:
Rated voltage Uo/U 0.6/1kV
The conductor allowed working temperature of 90 DEG C, short circuit (duration = 5S) the temperature of 50 DEG C
Cable laying temperature not lower than 0 DEG C, laying temperature lower than 0 DEG C, should be heated
The minimum bending radius: not less than 8 times the diameter of the cable shield cable, shielding type not less than 6 times of cable diameter
Allow the lowest temperature environment for running cable: -40 C
Four, the special performance of cable:
The cable can withstand GB/T12666.5 (IEC332-1) standard bundle burning experiment
Insulation wire can withstand GB/T12666.2 cable (IEC332-1) vertical burning test standard
The performance of low smoke cable with GB/17651.7 (IEC6075-2) standard, the transmittance is greater than or equal to 60
The performance of low halogen (IEC60754-2) cable complies with the GB/T17650.2 standard, pH = 4.3, the conductivity of <10us/mm
Five, Cable for nuclear power station Electrical performance:
Cable conductor | 20 degrees of conductor resistance | insulation resistance |
Sectional area | structure | Untinned | Tin | C = 20 | C = 60 | C = 90 |
Zero point three five | 7/0.25 | Fifty-seven point six | Sixty point three | One thousand five hundred and twenty-two | Fifteen point two | One point five two |
Zero point five | 7/0.30 | Thirty-six | Thirty-six point seven | One thousand three hundred and fifty | Thirteen point five | One point three five |
Zero point seven five | 7/0.37 | Twenty-four point five | Twenty-four point seven | One thousand one hundred and sixty-eight | Eleven point seven | One point one seven |
One | 7/0.43 | Eighteen point one | Eighteen point two | One thousand one hundred and seventy-one | Eleven point seven | One point one seven |
One point five | 7/0.52 | Twelve point one | Twelve point two | One thousand and twenty | Ten point two | One point zero two |
Two point five | 7/0.68 | Seven point four one | Seven point five six | Eight hundred and thirty-two | Eight point three two | Zero point eight three |
Four | 7/0.85 | Four point six nine | Four point seven zero | Six hundred and ninety-seven | Six point nine seven | Zero point six nine seven |
Six, nuclear power cable model:
Model | Product name |
HKYJE-K3 | Nuclear power plant with 1E class K3 XLPE insulation polyolefin sheath hydrogen low smoke halogen free flame-retardant control cable |
HKYJEP-K3 | Use the 1E class K3 XLPE insulation polyolefin sheathed copper wire woven shield hydrogen low smoke halogen free flame-retardant control cable for nuclear power station |
HKYJEP2-K3 | Use the 1E class K3 XLPE insulation polyolefin hydrogen sheathed composite copper plastic tape wrapped shield low smoke halogen-free flame retardant control cable for nuclear power station |
HKYJE24-K3 | Nuclear power plant with 1E class K3 XLPE insulation polyolefin hydrogen sheathed control cable low smoke halogen-free flame retardant |
HKYJEP-24-K3 | Use the 1E class K3 XLPE insulation polyolefin hydrogen sheathed copper wire woven shield steel tape armored low smoke halogen-free flame retardant control cable for nuclear power plant |
HKYJEP2-24-K3 | Use the 1E class K3 XLPE insulation polyolefin hydrogen sheathed composite copper plastic tape wrapped shield steel tape armored low smoke halogen-free flame retardant control cable for nuclear power plant |
HKYJGE-K3 | Nuclear power plant with 1E class K3 XLPE insulated flame-retardant control cable of oxygen separating layer of polyolefin sheath low smoke halogen hydrogen |
HKYJGEP-K3 | Nuclear power plant with 1E class K3 XLPE insulated hydrogen oxygen insulation layer polyolefin sheathed copper wire woven shield low smoke halogen-free flame retardant control cable |
HKYJGEP2-K3 | Nuclear power plant with 1E class K3 XLPE insulation polyolefin hydrogen oxygen insulation layer sheathed composite copper plastic tape wrapped shield low smoke halogen-free flame retardant control cable |
HKYJGE24-K3 | Nuclear power plant with 1E class K3 XLPE insulated control cable oxygen barrier flame retardant polyolefin hydrogen sheathed steel tape armored low smoke halogen-free |
HKYJGEP-24-K3 | Nuclear power plant with 1E class K3 XLPE insulated hydrogen oxygen insulation layer polyolefin sheathed copper wire woven shield steel tape armored low smoke halogen-free flame retardant control cable |
HKYJGEP2-24-K3 | Nuclear power plant with 1E class K3 XLPE insulated hydrogen oxygen insulation layer polyolefin sheathed composite copper plastic wrap to shield steel tape armored low smoke halogen-free flame retardant control cable |
HKXE-K3 | Nuclear power plant with 1E class K3 ethylene propylene rubber insulated low smoke halogen-free flame retardant polyolefin sheathed control cable |
HKXEP-K3 | 1E class K3 ethylene propylene rubber insulated polyolefin sheathed copper braid shielding low smoke halogen-free flame retardant control cable for nuclear power station |
HKXEP2-K3 | 1E class K3 ethylene propylene rubber insulated copper plastic wrapped shielding low smoke halogen-free flame retardant control cable composite with nuclear power plant |
HKXE24-K3 | Nuclear power plant with 1E class K3 ethylene propylene rubber insulated polyolefin sheathed steel tape armored low smoke halogen-free flame retardant control cable |
HKXEP-24-K3 | 1E class K3 ethylene propylene rubber insulated copper wire braid shield steel tape armored low smoke halogen-free flame retardant control cable for nuclear power plant |
HKXEP2-24-K3 | 1E class K3 ethylene propylene rubber insulated copper plastic wrapped shield steel tape armored low smoke halogen-free flame retardant control cable composite with nuclear power plant |
HKXGE-K3 | Nuclear power plant with 1E class K3 ethylene propylene rubber insulating oxide layer polyolefin sheath low smoke halogen-free flame retardant control cable |
HKXGEP-K3 | 1E class K3 ethylene propylene rubber insulated polyolefin sheathed copper braid shielding low smoke halogen-free flame retardant control cable for nuclear power station |
HKXGEP2-K3 | 1E class K3 ethylene propylene rubber insulating oxide layer polyolefin sheathed copper plastic wrapped shielding low smoke halogen-free flame retardant control cable composite with nuclear power plant |
HKXGE24-K3 | Nuclear power plant with 1E class K3 ethylene propylene rubber insulating oxide layer polyolefin sheathed steel tape armored low smoke halogen-free flame retardant control cable |
HKXGEP-24-K3 | Nuclear power plant with 1E class K3 ethylene propylene rubber insulating oxide layer polyolefin sheathed copper wire woven shield steel tape armored low smoke halogen-free flame retardant control cable |
HKXGEP2-24-K3 | 1E class K3 ethylene propylene rubber insulating oxide layer a polyolefin sheathed copper plastic wrapped shield steel tape armored low smoke halogen-free flame retardant control cable composite with nuclear power plant |
Seven, code name and meaning:
project | Code | Code meaning |
Series code | HK | Control cable for nuclear power station |
Insulating materials | YJ | Crosslinked polyethylene |
X | Ethylene propylene rubber |
Oxygen barrier layer | G | Inorganic flame retardant |
Jacket material | E | Thermoplastic polyolefin |
Shielding material | P | Copper or tinned copper braid |
P2 | Copper plastic composite belt winding |
Sheathing materials | Twenty-four | Steel tape armoured polyolefin sheath |
The quality of the firm level | K3 | 1E class K3 |
Specifications | Core number * nominal cross section | 2-37 core 0.35-4mm2 |