Unofficial Translation 
(
DRAFT) 
Notification of the National Broadcasting and Telecommunications Commission 
on Technical Standards of Telecommunication Equipment for Base Station and Repeater 
in Cellular Land Mobile Service Using GSM-R Technology 
Whereas it is deemed appropriate to prescribe techni cal standards of 
telecommunication equipment for base station and repeater in cellular land mobile service 
using Global System for Mobile Communications-Railway (GSM-R) technology in order to keep 
pace with the advancement of current technology and to support railway transportation; 
Pursuant to Section 27 (10) and (24) and Section 81 of the Act on Organization to 
Assign Radio Frequency and to Regulate the Broadcasting and Telecommunication Services, B.E. 
255 3  (2010), in conjunction with Section 32 of the Telecommunications Business Act B.E. 2544
(2001) and Section 29 (4) of the Radiocommunications Act B.E. 2498 (1955), the National 
Broadcasting and Telecommunications Commission hereby issues a Notification as follows: 
1.This Notification shall come into force as from the day following the date of its
publication in the Royal Thai Government Gazette. 
2. All other notifications , rules, regulations and orders, insofar as they deal with
matters provided herein or are contrary hereto or inconsistent herewith, shall be replaced by 
this Notification. 
3.Technical Standards of Telecommunication Equipment for Base Station and
Repeater in Cellular Land Mobile Service Using GSM-R Technology are detailed in the 
Technical Standards No. NBTC TS 10xx- 256x appended hereto. 
Issued on the xx day of xxx B.E. 25 xx (20 xx) 
(Clinical Professor Sarana Boonbaichaiyapruck )
Chairman of the National Broadcasting and Telecommunications Commission Technical Standards of Telecommunication Equipment
Base Station and Repeater 
i
n Cellular Land Mobile Service 
Using GSM-R Technology NBTC TS  10XX – 256X
Office of the National Broadcasting and Telecommunications Commission 
87 
Phahon Yothin 8 Road, Samsennai, Phayathai, Bangkok 10400
Tel. 0 2670 8888    Website: www.nbtc.go.th
Unofficial Translation 
Tech
nical Standards of Telecommunication Equipment 
NBTC TS 10XX – 256X
Base Station and Repeater in Cellular Land Mobile Service Using GSM-R Technology 
Page  i Table of Conte nts 
Page 
1. Scope 1 
2. Operating Frequency 1 
3. Technical Requirements 1 
3.1 Radio Frequency Requirements for Base Station 1 
3.2 Radio Frequency Requirements for Repeater 1 
3.3 Electrical Safety Requirements 2 
3.4 Radiation Exposure Requirements 2 
4. Conformity with the Standard 2 
Reference 3 Unofficial Translation 
Technical Standards of Telecommunication Equipment 
NBTC TS 10XX – 256X 
Base Station and Repeater in Cellular Land Mobile Service Using GSM-R Technology 
 
NBTC TS  10xx – 256x            Page  1 of 3 1. Scope 
These technical standards specify the minimum technica l characteristics of 
telecommunication equipment for base station and re peater in cellular land mobile service 
using Global System for Mobile Communications-Railwa y (GSM-R) technology.  
2. Operating Frequency  
Operating frequency of telecommunication equipment f or base station and repeater in 
cellular land mobile service using GSM-R technology  shall comply with relevant National 
Broadcasting and Telecommunications Commission (NBT C) Notification on Frequency Plan or 
frequency specified by NBTC. 
3. Technical Requirements 
3.1 Radio Frequency Requirements for Base Station 
The technical requirements of telecommunication equipment f or base station in cellular 
land mobile service using GSM- R technology shall comply with the following standard: 
ETSI EN 301 502 : 
V12.5.1  
or newer version Global System for Mobile communications (GSM); Base 
Station (BS) equipment; Harmonised Standard covering the 
essential requirements of article 3.2 of Directive 
2014/53/EU  
3.2 Radio Frequency Requirements for Repeater 
The technical requirements of telecommunication equipment f or repeater in cellular land 
mobile service using GSM- R technology shall comply with the following standard:  
ETSI EN 300 609-4 Global System for Mobile communications (GSM); 
Part 4: Harmonized EN for GSM Repeaters covering the 
essential requirements of article 3.2 of the R&TTE Directive 
 
 
 
 
 Unofficial Translation 
Technical Standards of Telecommunication Equipment 
NBTC TS 10XX – 256X 
Base Station and Repeater in Cellular Land Mobile Service Using GSM-R Technology 
 
NBTC TS  10xx – 256x            Page  2 of 3 3.3 Electrical Safety Requirements  
The electrical safety requirements of telecommunication equipment for base station 
and repeater in cellular land mobile service using GSM-R technology shall comply with one of 
the following standards: 
3.3.1 IEC 60950-1 : Information Technology Equipment – Safety –  
Part 1: General Requirements 
3.3.2 TIS 1561 – 2556 : 
or current version Information Technology Equipment -Safety: General 
Requirements 
3.3.3 IEC 62368 –1 : Audio/Video, information and Communication 
technology equipment - Part 1: Safety Requirements 
3.3.4 TIS 62368 Part 1- 2563: 
or newer version  Audio/Video, information and Communication 
technology equipment - Part 1: Safety Requirements 
3.4 Radiation Exposure Requirements 
 The use of telecommunication equipment for base station  and repeater in cellular land 
mobile service using GSM-R technology shall comply with the safety standard for the use of 
radiocommunication equipment on human health and safety criteria and measure for the 
use of radiocommunication equipment on human health prescribed by NBTC.  
4. Conformity with the Standard  
The telecommunication equipment for base station an d repeater in cellular land mobile 
service using GSM-R technology shall present its conformity with these sta ndards. It shall be 
regarded as telecommunication equipment Type B prescribed in th e Notification of the 
National Telecommunication Commission on Conformity Assessment of Telecommunication 
Equipment. 
 
 Unofficial Translation 
Technical Standards of Telecommunication Equipment 
NBTC TS 10XX – 256X 
Base Station and Repeater in Cellular Land Mobile Service Using GSM-R Technology 
 
NBTC TS  10xx – 256x            Page  3 of 3 Reference 
1. ETSI EN 301 502 (V12.5.1): Global System for Mobile communications (GSM); Base 
Station (BS) equipment; Harmonised Standard covering the essential requirements of 
article 3.2 of Directive 2014/53/EU  
2. ETSI EN 300 609-4: Global System for Mobile communications (GSM); Part 4: 
Harmonized EN for GSM Repeaters covering the essential requirements of article 3.2 of 
the R&TTE Directive 
3. IEC 60950-1: Information Technology Equipment – Safety – Part 1: General 
Requirements 
4. TIS 1561 – 2556: Information Technology Equipment -Safety: General Requirements 
5. IEC 62368 –1: Audio/Video, information and Communication technology equipment - 
Part 1: Safety Requirements 
6. TIS 62368 Part 1- 2563: Audio/Video, information and Communication technology 
equipment - Part 1: Safety Requirements