Key facts
- Brand
- Epcos
- Model
- B59
- Industry
- Industrial
- Documents
- 3
- Languages
- EN · DE
- Last added
- 2012-06-12
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EPCOS PTC Thermistors for Telecom MDF Applications Leaded Disks Series/Type: B59***
This document describes the application of PTC thermistors for overcurrent protection in telecom equipment, including compliance with ITU-T K20, K21, K45 standards.
Read onlineEpcos B59 specifications
| Compliance Standard | ITU-T K20, K21, K45 |
|---|---|
| Lightning Surge Protection | basic level lightning surges (10/700 µs) |
| Power Induction Tolerance | 600 V, 1 A, 0.2 s |
| Power Contact Criteria | A/B (230 V, 15 min.) |
| Rated Voltage DC | 60 VDC |
| Max. Switching Voltage AC | 265 VAC |
Source: EPCOS B59*** PTC Thermistors for Telecom MDF Applications Datasheet
All Epcos B59 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What are the applications for these PTC thermistors?
They are used for overcurrent protection in telecom equipment, including switching systems and customer premises equipment.
From: EPCOS B59*** PTC Thermistors for Telecom MDF Applications Datasheet
Are these thermistors suitable for continuous mains connection?
Yes, they are suitable for continuous connection to mains voltages of 110/230 VAC when in a tripped (high ohmic) condition.
From: EPCOS B59*** PTC Thermistors for Telecom MDF Applications Datasheet
What is the maximum switching voltage for kinked leads?
The maximum switching voltage for kinked leads is 265 VAC.
From: EPCOS Telecom B59*** Line Card Applications Leaded Disks B 10** B 11** B 16** C 10**
What are the dimensions of the B 1610 kinked lead type?
The B 1610 kinked lead measures 10.2 mm (bmax) × 13.1 mm (hmax) × 5.0 mm (smax).
From: EPCOS Telecom B59*** Line Card Applications Leaded Disks B 10** B 11** B 16** C 10**