Solutions
Support
News
About Us
-
Product Overview
-
Product Details
-
Data Download
-
Related Products
FZN25FZRN25-12 Load Switch
Picture
FZN25FZRN25-12 Load Switch
1. Overload protection
2. Short circuit protection
3. Controlling
4. Used in residential building, non-residential building, energy source industry and infrastructure.
5. According to the type of instantaneous release classified as follows : type B(3-5)ln, type C(5-10)ln, type D(10-20)ln
2. Short circuit protection
3. Controlling
4. Used in residential building, non-residential building, energy source industry and infrastructure.
5. According to the type of instantaneous release classified as follows : type B(3-5)ln, type C(5-10)ln, type D(10-20)ln
Conatct Us
Product Details
Selection
Operating Conditions
Ambient air temperature: upper limit +40℃, lower limit -25℃ (allow storage at - 30℃), 24h average value is not higher than +35℃;
Altitude: no more than 1000m;
Relative humidity: daily average value is not greater than 95%, monthly average is not greater than 90%;
Earthquake intensity: do not exceed 8 degree;
The surrounding air is not corrosive and flammable gas,steam and other significant pollution;
No regular violent vibration;
Contamination grade: II class;
Technical data
| Item | Unit | FZN25-12D/ T630-20 | FZRN25-12D/ T125-20 |
| Voltage, current parameters | |||
| Rated voltage | kV | 12 | |
| Rated frequency | Hz | 50 | |
| Rated current | A | 630 | 125 |
| Rated short time power frequency withstand voltage (1min) | kV | Interrupter fracture 30; phase to earth 42; isolation fracture 48 |
|
| Rated lightning impulse withstand voltage (peak) | kV | Phase to earth 75; isolation fracture 85 |
|
| Rated peak withstand current | kA | 50 | - |
| 4s rated short-time withstand current | kA | 20 | - |
| Rated active load breaking current | A | 630 | - |
| Rated loop breaking current | A | 630 | - |
| Rated cable charging breaking current | A | 10 | - |
| Interrupting no load transformer capacity | kVA | 1250 | - |
| Rated short-circuit breaking current | kA | - | 31.5 |
| Rated transfer current, rated AC current | A | - | 2000 |
| Fuse type | SDLAJ-12 SFLAJ-12 | ||
| The impactor energy output | J | 2-5 (medium) | |
| Rated short-circuit closing current | kA | 50 | |
| Grounding switch rated stability current | kA | 50 | |
| Grounding switch 2S thermal stability current | kA | 20 | |
| The auxiliary circuit rated voltage | V | ≌220/110 | |
| Mechanical life | Times | 10000 | |
Outline and mounting dimensions
Write your message here and send it to us
Related Products
-
FZW32-12(40.5) Load SwitchSelection Features FZW32-12 (40.5) type outdoor high voltage isolating vacuum load switch adopts the vacuum arc extinguish chamber, no explosion danger, no maintenance. The load switch isolation knife linkage with a three-phase vacuum interrupter, breaking and closing operation in good same period, and with reliable isolation fracture when breaking, namely has the function of isolation switch. Most of the switch body parts are made of stainless steel material... -
FZN21FZRN21-12 Load SwitchSelection Operating conditions 1. Altitude: no more than 1000m; 2. The environment temperature: upper limit +40℃, lower limit -30℃; 3. Relative humidity: daily average value is not greater than 95%, monthly average is not greater than 90%; 4. Saturated steam pressure: daily average value is not higher than 2.2×10 -3 Mpa, monthly average is not higher than 1.8×10 -3 Mpa; 5. No severe vibration, no corrosive gas, no fire, no explosion danger place.... -
FZ(R)N21-12 Load SwitchFZ(R)N21-12 Indoor Vacuum Load Switch FZ(R)N21-12D indoor MV vacuum load switch and composite apparatus, used for circuit AC 50Hz, rated voltage 12kV, plays power distribution, control and protection of electrical equipment function. It can replace the expensive circuit breaker in a certain range, thus saving the power grid investment costs. The combination of electrical appliances can be widely used in the ring network power supply system in urban and rural areas. U... -
FZW32-12 ~40.5 Load SwitchFZW32-12 ~40.5 Outdoor Vacuum Load Switch FZW32-12 (40.5) outdoor MV isolating vacuum load switch is a new type of load switch which is the integration of mature experience of domestic existing load switch and advanced technology design of external. This load switch is composed of isolating switch, vacuum interrupter and operating mechanism and other parts. By using the principle of vacuum interrupter, with strong arcing ability, reliable performance, long service li... -
FN AC High-voltage Load SwitchFN7-12R(L) AC MV load switch used in 50Hz, 12kV three phase AC power system.FN7-12R(L) series vacuum circuit breaker is indoor high voltage switch-gear with rated voltage 12kV, three-phase AC 50Hz,which is developed by introducing from Switzerland, ABB corporation technology and analyzing domestic profession development condition, productivity development manufacture product. The overall structure of this product is formed with the switch main body and operating de... -
FZ(R)N25-12 Load SwitchFZ(R)N25-12 Indoor Vacuum Load Switch FZN25, FZRN25 vacuum load switch and composite apparatus, suitable for three-phase AC 50Hz ring network or terminal power supply and industrial electrical equipment, for load control and short circuit protection use, load switch open and close the closed loop current, no-load transformer and cable charging current, composite apparatus can break any current till rated short circuit current. Adopt the straight move or isolating fra...
Copyright © 2022 CNC ELECTRIC GROUP CO.,LTD. All Rights Reserved.
Hot Products - Sitemap
250amp Mccb Circuit Breaker, 3 Phase Starter, 3p Ac Mcb, Mpcb, 6a Elcb, Mccb Microprocessor Based,
Hot Products - Sitemap
250amp Mccb Circuit Breaker, 3 Phase Starter, 3p Ac Mcb, Mpcb, 6a Elcb, Mccb Microprocessor Based,