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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3NP1153-1DA10 |
| Alternative Part Number | 3NP11531DA10 |
| Manufacturer | Siemens |
| Product Type | Fuse Switch Disconnector |
| Series | 3NP1 |
| Poles | 3PST (3-Pole, Single Throw) |
| Rated Operational Current | 400 A |
| Mounting Type | For assembly and installation on mounting plate |
| Connection Type | Flat terminal |
| Cover Level | 7 |
| Height | 306 mm |
| Width | 209.4 mm |
| Depth | 130 mm |
| Net Weight | 4.21 kg |
| Ambient Operating Temperature | -25 °C to +55 °C |
| Storage Temperature | -50 °C to +80 °C |
| Degree of Protection | IP20 (open), IP30 (without cover or cable lug cover), IP40 (with cover or cable lug cover) |
| Mechanical Operating Cycles | Typically 1,000 |
| Conditional Short-Circuit Current (Iq) | Rated value 80 kA (at AC 500 V with high-speed activation), 100 kA (with closed switch at AC 500 V) |
| Insulation Voltage | Rated value 690 V |
| Impulse Voltage Resistance | Rated value 8 kV |
| Commodity Code | 853620 |
The Siemens 3NP1153-1DA10 is a robust fuse switch disconnector designed to offer reliable performance in a variety of industrial applications. This three-pole switch is engineered to accommodate NH2 size fuses and is rated for a substantial 400 A current, making it suitable for demanding operations. Its construction allows for both assembly and installation on a mounting plate, with a flat terminal connection that ensures a secure and stable electrical contact.
Crafted with a cover level of 70 mm, the 3NP1153-1DA10 is built to maintain a compact footprint while providing easy access for maintenance and inspection. The switch disconnector is also designed to be sealable, enhancing security and preventing unauthorized access or tampering.
With an operational temperature range of -25°C to +55°C, it is capable of withstanding harsh environments and varying climatic conditions, ensuring consistent performance and durability. The device's mechanical design is complemented by a high degree of protection, with ratings of IP20 for open configurations and up to IP40 when equipped with a cover or cable lug cover, offering additional protection against ingress of foreign objects.
The 3NP1153-1DA10 is a testament to Siemens' commitment to quality and reliability, providing a solution that ensures safety and efficiency in electrical distribution systems. Its design adheres to the latest industry standards, making it a suitable choice for a wide range of industrial settings where dependable circuit protection is paramount.
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Frequently Asked Questions
What is the current rating for this fuse switch disconnector?
The fuse switch disconnector is rated for a continuous current of 400 A.
Can this device be mounted on a DIN rail?
No, this fuse switch disconnector is designed for mounting on a mounting plate or floor mounting, not for DIN rail mounting.
What are the dimensions of this fuse switch disconnector?
The dimensions are 306 mm in height, 209.4 mm in width, and 130 mm in depth.
What type of fuses is compatible with this disconnector?
It is compatible with LV HRC fuses of installation sizes NH1 and NH2.
What is the degree of protection provided by this device?
When equipped with a cover or cable lug cover, it provides an IP40 degree of protection.
Is this fuse switch disconnector suitable for vertical installation?
Yes, it can be installed both horizontally and vertically.
What is the operational temperature range for this device?
The operational temperature range is from -25 °C to +55 °C.
Does this fuse switch disconnector have a trip indicator?
No, it does not come with a trip indicator.
What is the conditional short-circuit current rating for this device?
The conditional short-circuit current rating is 80 kA at 500 V with AC and high-speed activation.
Can the terminals of this disconnector be sealed?
Yes, the product features a sealable design for the terminals.
Part conditions explained
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