Spray heads for inert gas extinguishing systems
S.N

Type No.
(Approval ref.
No.)

Applicant(Company)

subject/Product Type

ModelValidity

Country oforigin

YGH-10･15P, YGH-15T,D,DL, YGH-15･20QM, YGH-15･20QS, YGH-20～32F, YGH20～
1

DN-001YAMATO PROTEC CORPORATION

Spray heads for inert gas extinguishing systems

32FK, YGH-20～32WS, YGH20～32ZA, YGH-20～32AU, YGH-15～50GK, YGH-15～50GS, March 31, 2022

Japan

YGH-15～50GSK, YGH-25・32PGS
2DN-002

YAMATO PROTEC CORPORATION

Spray heads for inert gas extinguishing systems

3DN-003

HATSUTA SEISAKUSHO CO., LTD.

Spray heads for inert gas extinguishing systems

4567891011

DN-004
DN-005
DN-006
DN-007-1
DN-007-2
DN-007-3
DN-007-4
DN-007-5

HATSUTA SEISAKUSHO CO., LTD.
MORITA HOLDINGS CORPORATIONMORITA HOLDINGS CORPORATION
AIR WATER SAFETY SERVICE INC.
AIR WATER SAFETY SERVICE INC.
AIR WATER SAFETY SERVICE INC.
AIR WATER SAFETY SERVICE INC.
AIR WATER SAFETY SERVICE INC.

Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems

12DN-007

AIR WATER SAFETY SERVICE INC.

Spray heads for inert gas extinguishing systems

1314

DN-008-1
DN-008-2

Koatsu Co. Ltd.
Koatsu Co. Ltd.

Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems

15DN-008

Koatsu Co. Ltd.

Spray heads for inert gas extinguishing systems

1617DN-009
DN-010

SECOM CO.,LTD.
TOKYO KEIKI INC.

Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems

18DN-011

Nippon Dry-Chemical Co., Ltd.

Spray heads for inert gas extinguishing systems

19DN-012

Nippon Dry-Chemical Co., Ltd.

Spray heads for inert gas extinguishing systems

20

DN-013-1

Fenwal Controls of Japan, Ltd.

Spray heads for inert gas extinguishing systems

21DN-013-2

Fenwal Controls of Japan, Ltd.

Spray heads for inert gas extinguishing systems

22DN-013

Fenwal Controls of Japan, Ltd.

Spray heads for inert gas extinguishing systems

23DN-014

Nippon Dry-Chemical Co., Ltd.

Spray heads for inert gas extinguishing systems

YDH-15･20H, YDH-15･20L, YDH-15･20W, YDH-25H, YDH-25WⅡ
CHS-15N.20N, CSN-20N.25N, HN-15N.20N.25N.32N, HP-32N.40N.50N, HPS15N.20N.25N.32N.40N, RN-137, RNF-920, RNF-932, RNF-1832
DH-15BN.20BN.25BN, DH-15FN.20FN.25FN, DH-15WN.20WN, DHS-15WN.20WN
MCHMDH
SNA20, SNA25, SNA32, SNA40, SNB40, SNT25, SNT32
QNA25, QNA32, QNA40, QNT25, QNT32QNB40B, QNB40C, RNA25, RNA32, RNA40
QNA15.QNA20.QNT15.QNT20.RNA15.RNA20
QNA15B, QNA20B
HSA15.20.25.32, TDA15.20.25.32.40, TPA15.20.25.32.40, NSA15.20.25.32, FA15.20.25,RA20.25, NHA15.20.25.32.40, LPA20, FGA20, FGA-E, HSB32.40, TPB15.20.25.32.40
20ZMQ, 25ZMQ, 32ZMQ, 40ZMQ, 25PNQ, 32PNQ
20ZMQF, 25ZMQF, 32ZMQF, 20PNQF, 25PNQF, 32PNQF
15S4, 15S6, 20S8, 15S4M, 15SU4, 20SU4, 15TM, 20PN, 25PN, 32PN, 40PN, 20PNV,25PNV, 32PNV, 40PNV, 20SA, 25SA, 32SA, 40SA, 20TN, 20PS, 25PS, 20ZM, 25ZM, 32ZM,40ZM, 5DD-PS, 20DD, 5CM, 15TN, 5SB, 10SB, 5ZC, 10ZC, 6PNM, 6PNMV, 20PNVT,20ZMT, 25ZMT, 32ZMT, 40ZMT, 6PNMV-A, 6PNMV-B
NZ-L0220/NZ-L0230/NZ-L0310/NZ-L0320
TK-GN
M1.EC.LP.PR.HCD.TMR.HU6.F2.F3.F4.F5.F3H.F4H.F5H.F6H.FR2.FR3.FR4.MJ2.MJ3X.MJ4.
，PM2.PM3.PM4.PM5.PM6.PMC2.PMC3.PMC4.TS1.TS2.TS3.，FR5.FR6.CH.TA15.TA20

March 31, 2022

Japan

March 31, 2022

Japan

March 31, 2022
March 31, 2022
March 31, 2022
March 31, 2022
March 31, 2022
March 31, 2022
March 31, 2022
March 31, 2022

Japan
Japan
Japan
Japan
Japan
Japan
Japan
Japan

March 31, 2022

Japan

March 31, 2022
March 31, 2022

Japan
Japan

March 31, 2022

Japan

March 31, 2022
March 31, 2022

Japan
Japan

March 31, 2022

Japan

AV15.AV20.AV25.AV32.K1.K2.K3.NS1.NS2.NW1.NW2.NW3.S1.S2.SI1.SI2.SI3.SI4.，
March 31, 2022
V15.V20.V25.V32.V40.W1.W2.W3.W4.ST25.ST32.ST40.SI32.SI40
SDS15, SDS20, SDS25S, SDS25L, SDS32, SDS40, SDH15, SDH20, SDH25S, SDH25L, SDH32,March 31, 2022
SDH40
TF8FC, TF8FCS, TF10FC, TF12FC, TF14FC, TF16FC, TF20FC, TF24FC, TF28FC, TF32FC,TF35FC, TF40FC, TF43FC, TF48FC, TF51FC, TF56FC, TF64FC, CDN65, CDN66, CDN67,March 31, 2022
CDN68, CDN69
TF28FC, TF32FC, TF35FC, TF40FC, TF43FC, TF48FC, TF51FC, TF8FC, TF10FC, TF12FC,TF14FC, TF16FC, TF20FC, TF24FC, TF56FC, TF64FC, CDN65, CDN66, CDN67, CDN68,March 31, 2022
CDN69
SN-15A, 20A, 25A, 32A, SO-15A, 20A, 25A, 32A, SP-10A, 15A, 20A, 25A, 32A, ST-10A,March 31, 2022
15A, 20A, 25A, 32A, SF-10A, 15A, 20A, 25A, SM-10A, 15A, 20A, PS-32A

Japan
JapanJapanJapanJapan

24

DN-015NITTAN COMPANY, LIMITED

Spray heads for inert gas extinguishing systems

25

DN-016

Koatsu Co. Ltd.

Spray heads for inert gas extinguishing systems

26

DN-017

Fukada Kogyo Co.,Ltd.

Spray heads for inert gas extinguishing systems

27
28

DN-020
DN-022Nippon Dry-Chemical Co., Ltd.
Nippon Dry-Chemical Co., Ltd.

Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems

29

DN-023

Nippon Dry-Chemical Co., Ltd.

303132333435
363738

DN-024
DN-027
DN-028
DN-030
DN-031
DN-032
DN-033
DN-036
DN-03739

GM15, GM20, GM25, GM32, GM40, GMC15, GMC20, GMC25, GMC32, GMC40, GR15,GR20, GR25, GR32, GR40, GMH25, GMH32, GDN4, GDN4F, GMN25, GMP25, GMP32,GRA32
15KC2, 20KC2, 15KC3, 20KC3, 15KF, 20KF, 25KF, 32KF, 20KT8, 25KT8, 15KC5, 20KC5,15KFX, 20KFX, 25KFX, 32KFXMarch 31, 2022

Japan

March 31, 2022

Japan

March 31, 2022

Japan

STI-15～32A, SPI-15～32A, A-15～40A

March 31, 2022
March 31, 2022

JapanJapan

Spray heads for inert gas extinguishing systems

ST2-15～40A, SP2-15～32A, A2-15～40A

March 31, 2022

Japan

YAMATO PROTEC CORPORATIONHATSUTA SEISAKUSHO CO., LTD.
HATSUTA SEISAKUSHO CO., LTD.
MORITA HOLDINGS CORPORATION
Nippon Dry-Chemical Co., Ltd.
AIR WATER SAFETY SERVICE INC.
HATSUTA SEISAKUSHO CO., LTD.
Nippon Dry-Chemical Co., Ltd.
NICHIBOU Co.,Ltd.

Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems

March 31, 2022
March 31, 2022
March 31, 2022
March 31, 2022
March 31, 2021
March 31, 2021
March 31, 2022
March 31, 2022
March 31, 2022

Japan
Japan
Japan
Japan
Japan
Japan
Japan
Japan
Japan

DN-038AIR WATER SAFETY SERVICE INC.

Spray heads for inert gas extinguishing systems

March 31, 2022

Japan

4041

DN-039DN-040AIR WATER SAFETY SERVICE INC.
YAMATO PROTEC CORPORATION

Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems

March 31, 2022
March 31, 2022

Japan
Japan

42

DN-041

Nippon Dry-Chemical Co., Ltd.

Spray heads for inert gas extinguishing systems

March 31, 2020

Japan

4344
4546
47

DN-042
DN-043
DN-044
DN-045
DN-046

Nippon Dry-Chemical Co., Ltd.
Nippon Dry-Chemical Co., Ltd.
NICHIBOU Co.,Ltd.
YAMATO PROTEC CORPORATION
Koatsu Co. Ltd.

Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems
Spray heads for inert gas extinguishing systems

YHH-20～32AU
DN-15,20,25,40
HFT-20,25,32,40 HFK-20,25,32,40
MDH-A
LN3, LN5
VFA32
HLN-25, HLN-40
LMH5, LMR5
NJF32
NHAS15, NHAS20, NHAS25, NHAS32, NHAS40, LPAS20, TPBS15, TPBS20, TPBS25,TPBS32, TPBS40
HSC15, HSC20, HSC25, HSC32, HSC40, HPA15, HPA20, HPA25, HPA32, HPA40
YGH-25SU
S4N15, S6N15, S8N20, S4MN15, SU4N15, SU4N20, TMN15, PNN20, PNN25, PNN32,PNN40, PNNV20, PNNV25, PNNV32, PNNV40, SAN20, SAN25, SAN32, SAN40, TNN20,PSN20, PSN25, ZMN20, ZMN25, ZMN32, ZMN40, DD-PSN5, DDN20, CMN5, TNN15,SBN5, SBN10, ZCN5, ZCN10, PNMN6, PNMNV6, PNNVT20, ZMNT20, ZMNT25, ZMNT32,
ZMNT40, PNMNV6-A, PNMNV6-B
ZMNQ20, ZMNQ25, ZMNQ32, ZMNQ40, PNNQ25, PNNQ32
ZMNQF20, ZMNQF25, ZMNQF32, PNNQF20, PNNQF25, PNNQF32
NJFC32
YGH-25FS
20PNQ-KD, 40PNQ-KD, 20PNQF-KD, 40PNQF-KD, 32ZMQF13, 40ZMQF13

March 31, 2020
March 31, 2020
March 31, 2021
March 31, 2021
March 31, 2022

Japan
Japan
Japan
Japan
Japan

DCN-15°-15.20.25, DCN-180°F-15.F-25.F-32, DCN-60°-15.20.25, DCN-40F･1, DCN-E-20,DCN-R-40
FM-H41